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Finding the Fourth Proportional to 442,089.29, 610,083.18 and 240,885.29

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Solution

The fourth proportional to 442,089.29, 610,083.18 and 240,885.29 is: 332,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,089.29 : 610,083.18 = 240,885.29 : x
  2. Step 2: Convert to fraction form
    442,089.29/610,083.18 = 240,885.29/x
  3. Step 3: Cross multiply
    442,089.29x = 610,083.18 × 240,885.29
  4. Step 4: Simplify right side
    442,089.29x = 146,960,060,688.01
  5. Step 5: Solve for x
    x = 146,960,060,688.01/442,089.29
  6. Step 6: Final answer
    x = 332,421.68

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1.5x scale

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.