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Finding the Fourth Proportional to 370,545.60, 555,842.70 and 104,314.80

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Solution

The fourth proportional to 370,545.60, 555,842.70 and 104,314.80 is: 156,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,545.60 : 555,842.70 = 104,314.80 : x
  2. Step 2: Convert to fraction form
    370,545.60/555,842.70 = 104,314.80/x
  3. Step 3: Cross multiply
    370,545.60x = 555,842.70 × 104,314.80
  4. Step 4: Simplify right side
    370,545.60x = 57,982,620,081.96
  5. Step 5: Solve for x
    x = 57,982,620,081.96/370,545.60
  6. Step 6: Final answer
    x = 156,479.04

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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.