Home / 972,104.40-1,458,152.64-262,204.32

Finding the Fourth Proportional to 972,104.40, 1,458,152.64 and 262,204.32

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Solution

The fourth proportional to 972,104.40, 1,458,152.64 and 262,204.32 is: 393,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,104.40 : 1,458,152.64 = 262,204.32 : x
  2. Step 2: Convert to fraction form
    972,104.40/1,458,152.64 = 262,204.32/x
  3. Step 3: Cross multiply
    972,104.40x = 1,458,152.64 × 262,204.32
  4. Step 4: Simplify right side
    972,104.40x = 382,333,921,427.41
  5. Step 5: Solve for x
    x = 382,333,921,427.41/972,104.40
  6. Step 6: Final answer
    x = 393,305.41

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.