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Finding the Fourth Proportional to 586,710.87, 809,522.25 and 332,062.05

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Solution

The fourth proportional to 586,710.87, 809,522.25 and 332,062.05 is: 458,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,710.87 : 809,522.25 = 332,062.05 : x
  2. Step 2: Convert to fraction form
    586,710.87/809,522.25 = 332,062.05/x
  3. Step 3: Cross multiply
    586,710.87x = 809,522.25 × 332,062.05
  4. Step 4: Simplify right side
    586,710.87x = 268,811,617,855.61
  5. Step 5: Solve for x
    x = 268,811,617,855.61/586,710.87
  6. Step 6: Final answer
    x = 458,167.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.