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Finding the Fourth Proportional to 605,727.60, 908,591.40 and 369,531.60

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Solution

The fourth proportional to 605,727.60, 908,591.40 and 369,531.60 is: 554,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,727.60 : 908,591.40 = 369,531.60 : x
  2. Step 2: Convert to fraction form
    605,727.60/908,591.40 = 369,531.60/x
  3. Step 3: Cross multiply
    605,727.60x = 908,591.40 × 369,531.60
  4. Step 4: Simplify right side
    605,727.60x = 335,753,233,788.24
  5. Step 5: Solve for x
    x = 335,753,233,788.24/605,727.60
  6. Step 6: Final answer
    x = 554,297.40

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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.