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Finding the Fourth Proportional to 375,098.82, 562,706.55 and 125,722.50

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Solution

The fourth proportional to 375,098.82, 562,706.55 and 125,722.50 is: 188,603.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,098.82 : 562,706.55 = 125,722.50 : x
  2. Step 2: Convert to fraction form
    375,098.82/562,706.55 = 125,722.50/x
  3. Step 3: Cross multiply
    375,098.82x = 562,706.55 × 125,722.50
  4. Step 4: Simplify right side
    375,098.82x = 70,744,874,232.38
  5. Step 5: Solve for x
    x = 70,744,874,232.38/375,098.82
  6. Step 6: Final answer
    x = 188,603.30

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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.