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Finding the Fourth Proportional to 471,545.60, 707,318.40 and 322,246.40

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Solution

The fourth proportional to 471,545.60, 707,318.40 and 322,246.40 is: 483,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,545.60 : 707,318.40 = 322,246.40 : x
  2. Step 2: Convert to fraction form
    471,545.60/707,318.40 = 322,246.40/x
  3. Step 3: Cross multiply
    471,545.60x = 707,318.40 × 322,246.40
  4. Step 4: Simplify right side
    471,545.60x = 227,930,808,053.76
  5. Step 5: Solve for x
    x = 227,930,808,053.76/471,545.60
  6. Step 6: Final answer
    x = 483,369.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.