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Finding the Fourth Proportional to 534,797.40, 802,001.70 and 268,469.40

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Solution

The fourth proportional to 534,797.40, 802,001.70 and 268,469.40 is: 402,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,797.40 : 802,001.70 = 268,469.40 : x
  2. Step 2: Convert to fraction form
    534,797.40/802,001.70 = 268,469.40/x
  3. Step 3: Cross multiply
    534,797.40x = 802,001.70 × 268,469.40
  4. Step 4: Simplify right side
    534,797.40x = 215,312,915,197.98
  5. Step 5: Solve for x
    x = 215,312,915,197.98/534,797.40
  6. Step 6: Final answer
    x = 402,606.51

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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.