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Finding the Fourth Proportional to 375,729.38, 563,626.88 and 95,246.63

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Solution

The fourth proportional to 375,729.38, 563,626.88 and 95,246.63 is: 142,878.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,729.38 : 563,626.88 = 95,246.63 : x
  2. Step 2: Convert to fraction form
    375,729.38/563,626.88 = 95,246.63/x
  3. Step 3: Cross multiply
    375,729.38x = 563,626.88 × 95,246.63
  4. Step 4: Simplify right side
    375,729.38x = 53,683,557,603.05
  5. Step 5: Solve for x
    x = 53,683,557,603.05/375,729.38
  6. Step 6: Final answer
    x = 142,878.26

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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.