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Finding the Fourth Proportional to 349,487.72, 523,443.98 and 244,774.16

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Solution

The fourth proportional to 349,487.72, 523,443.98 and 244,774.16 is: 366,609.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,487.72 : 523,443.98 = 244,774.16 : x
  2. Step 2: Convert to fraction form
    349,487.72/523,443.98 = 244,774.16/x
  3. Step 3: Cross multiply
    349,487.72x = 523,443.98 × 244,774.16
  4. Step 4: Simplify right side
    349,487.72x = 128,125,558,506.27
  5. Step 5: Solve for x
    x = 128,125,558,506.27/349,487.72
  6. Step 6: Final answer
    x = 366,609.62

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Why These Related Problems?

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