Home / 864,911.98-1,193,571.41-472,445.26

Finding the Fourth Proportional to 864,911.98, 1,193,571.41 and 472,445.26

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Solution

The fourth proportional to 864,911.98, 1,193,571.41 and 472,445.26 is: 651,970.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,911.98 : 1,193,571.41 = 472,445.26 : x
  2. Step 2: Convert to fraction form
    864,911.98/1,193,571.41 = 472,445.26/x
  3. Step 3: Cross multiply
    864,911.98x = 1,193,571.41 × 472,445.26
  4. Step 4: Simplify right side
    864,911.98x = 563,897,154,255.76
  5. Step 5: Solve for x
    x = 563,897,154,255.76/864,911.98
  6. Step 6: Final answer
    x = 651,970.57

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Half scale
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Double scale
Find fourth proportional to 864,912.98, 1,193,572.78 and 472,446.26
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.