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Finding the Fourth Proportional to 229,626, 344,443.75 and 83,560.91

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Solution

The fourth proportional to 229,626, 344,443.75 and 83,560.91 is: 125,343.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,626 : 344,443.75 = 83,560.91 : x
  2. Step 2: Convert to fraction form
    229,626/344,443.75 = 83,560.91/x
  3. Step 3: Cross multiply
    229,626x = 344,443.75 × 83,560.91
  4. Step 4: Simplify right side
    229,626x = 28,782,033,193.81
  5. Step 5: Solve for x
    x = 28,782,033,193.81/229,626
  6. Step 6: Final answer
    x = 125,343.09

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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.