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Finding the Fourth Proportional to 442,939.96, 611,248.62 and 241,737.40

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Solution

The fourth proportional to 442,939.96, 611,248.62 and 241,737.40 is: 333,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,939.96 : 611,248.62 = 241,737.40 : x
  2. Step 2: Convert to fraction form
    442,939.96/611,248.62 = 241,737.40/x
  3. Step 3: Cross multiply
    442,939.96x = 611,248.62 × 241,737.40
  4. Step 4: Simplify right side
    442,939.96x = 147,761,652,152.39
  5. Step 5: Solve for x
    x = 147,761,652,152.39/442,939.96
  6. Step 6: Final answer
    x = 333,592.96

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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.