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Finding the Fourth Proportional to 349,488.72, 523,445.48 and 244,775.16

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Solution

The fourth proportional to 349,488.72, 523,445.48 and 244,775.16 is: 366,611.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,488.72 : 523,445.48 = 244,775.16 : x
  2. Step 2: Convert to fraction form
    349,488.72/523,445.48 = 244,775.16/x
  3. Step 3: Cross multiply
    349,488.72x = 523,445.48 × 244,775.16
  4. Step 4: Simplify right side
    349,488.72x = 128,126,451,118.28
  5. Step 5: Solve for x
    x = 128,126,451,118.28/349,488.72
  6. Step 6: Final answer
    x = 366,611.12

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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.