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Finding the Fourth Proportional to 372,765.34, 559,166.46 and 106,565.07

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Solution

The fourth proportional to 372,765.34, 559,166.46 and 106,565.07 is: 159,852.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,765.34 : 559,166.46 = 106,565.07 : x
  2. Step 2: Convert to fraction form
    372,765.34/559,166.46 = 106,565.07/x
  3. Step 3: Cross multiply
    372,765.34x = 559,166.46 × 106,565.07
  4. Step 4: Simplify right side
    372,765.34x = 59,587,612,402.64
  5. Step 5: Solve for x
    x = 59,587,612,402.64/372,765.34
  6. Step 6: Final answer
    x = 159,852.88

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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.