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Finding the Fourth Proportional to 442,489.55, 610,635.39 and 241,285.55

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Solution

The fourth proportional to 442,489.55, 610,635.39 and 241,285.55 is: 332,973.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,489.55 : 610,635.39 = 241,285.55 : x
  2. Step 2: Convert to fraction form
    442,489.55/610,635.39 = 241,285.55/x
  3. Step 3: Cross multiply
    442,489.55x = 610,635.39 × 241,285.55
  4. Step 4: Simplify right side
    442,489.55x = 147,337,495,925.62
  5. Step 5: Solve for x
    x = 147,337,495,925.62/442,489.55
  6. Step 6: Final answer
    x = 332,973.96

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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.