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Finding the Fourth Proportional to 234,306, 351,566.10 and 127,530

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Solution

The fourth proportional to 234,306, 351,566.10 and 127,530 is: 191,353.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,306 : 351,566.10 = 127,530 : x
  2. Step 2: Convert to fraction form
    234,306/351,566.10 = 127,530/x
  3. Step 3: Cross multiply
    234,306x = 351,566.10 × 127,530
  4. Step 4: Simplify right side
    234,306x = 44,835,224,733
  5. Step 5: Solve for x
    x = 44,835,224,733/234,306
  6. Step 6: Final answer
    x = 191,353.29

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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.