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Finding the Fourth Proportional to 588,000.40, 880,688.40 and 454,447.60

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Solution

The fourth proportional to 588,000.40, 880,688.40 and 454,447.60 is: 680,657.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,000.40 : 880,688.40 = 454,447.60 : x
  2. Step 2: Convert to fraction form
    588,000.40/880,688.40 = 454,447.60/x
  3. Step 3: Cross multiply
    588,000.40x = 880,688.40 × 454,447.60
  4. Step 4: Simplify right side
    588,000.40x = 400,226,729,727.84
  5. Step 5: Solve for x
    x = 400,226,729,727.84/588,000.40
  6. Step 6: Final answer
    x = 680,657.24

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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.