Home / 834,839.11-1,152,078.36-472,255.26

Finding the Fourth Proportional to 834,839.11, 1,152,078.36 and 472,255.26

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Solution

The fourth proportional to 834,839.11, 1,152,078.36 and 472,255.26 is: 651,712.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,839.11 : 1,152,078.36 = 472,255.26 : x
  2. Step 2: Convert to fraction form
    834,839.11/1,152,078.36 = 472,255.26/x
  3. Step 3: Cross multiply
    834,839.11x = 1,152,078.36 × 472,255.26
  4. Step 4: Simplify right side
    834,839.11x = 544,075,069,816.02
  5. Step 5: Solve for x
    x = 544,075,069,816.02/834,839.11
  6. Step 6: Final answer
    x = 651,712.49

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Double scale
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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.