Home / 534,414.60-802,140.30-268,475.40

Finding the Fourth Proportional to 534,414.60, 802,140.30 and 268,475.40

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Solution

The fourth proportional to 534,414.60, 802,140.30 and 268,475.40 is: 402,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,414.60 : 802,140.30 = 268,475.40 : x
  2. Step 2: Convert to fraction form
    534,414.60/802,140.30 = 268,475.40/x
  3. Step 3: Cross multiply
    534,414.60x = 802,140.30 × 268,475.40
  4. Step 4: Simplify right side
    534,414.60x = 215,354,937,898.62
  5. Step 5: Solve for x
    x = 215,354,937,898.62/534,414.60
  6. Step 6: Final answer
    x = 402,973.53

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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.