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Finding the Fourth Proportional to 534,302.40, 801,453.60 and 254,366.40

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Solution

The fourth proportional to 534,302.40, 801,453.60 and 254,366.40 is: 381,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,302.40 : 801,453.60 = 254,366.40 : x
  2. Step 2: Convert to fraction form
    534,302.40/801,453.60 = 254,366.40/x
  3. Step 3: Cross multiply
    534,302.40x = 801,453.60 × 254,366.40
  4. Step 4: Simplify right side
    534,302.40x = 203,862,866,999.04
  5. Step 5: Solve for x
    x = 203,862,866,999.04/534,302.40
  6. Step 6: Final answer
    x = 381,549.60

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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.