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Finding the Fourth Proportional to 349,475.40, 523,425.30 and 244,761.72

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Solution

The fourth proportional to 349,475.40, 523,425.30 and 244,761.72 is: 366,590.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,475.40 : 523,425.30 = 244,761.72 : x
  2. Step 2: Convert to fraction form
    349,475.40/523,425.30 = 244,761.72/x
  3. Step 3: Cross multiply
    349,475.40x = 523,425.30 × 244,761.72
  4. Step 4: Simplify right side
    349,475.40x = 128,114,476,719.52
  5. Step 5: Solve for x
    x = 128,114,476,719.52/349,475.40
  6. Step 6: Final answer
    x = 366,590.83

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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.