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Finding the Fourth Proportional to 372,833.34, 559,113.93 and 136,105.98

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Solution

The fourth proportional to 372,833.34, 559,113.93 and 136,105.98 is: 204,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,833.34 : 559,113.93 = 136,105.98 : x
  2. Step 2: Convert to fraction form
    372,833.34/559,113.93 = 136,105.98/x
  3. Step 3: Cross multiply
    372,833.34x = 559,113.93 × 136,105.98
  4. Step 4: Simplify right side
    372,833.34x = 76,098,749,374.30
  5. Step 5: Solve for x
    x = 76,098,749,374.30/372,833.34
  6. Step 6: Final answer
    x = 204,109.29

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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.