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Finding the Fourth Proportional to 240,487.67, 360,452.66 and 90,632.00

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Solution

The fourth proportional to 240,487.67, 360,452.66 and 90,632.00 is: 135,842.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,487.67 : 360,452.66 = 90,632.00 : x
  2. Step 2: Convert to fraction form
    240,487.67/360,452.66 = 90,632.00/x
  3. Step 3: Cross multiply
    240,487.67x = 360,452.66 × 90,632.00
  4. Step 4: Simplify right side
    240,487.67x = 32,668,543,225.70
  5. Step 5: Solve for x
    x = 32,668,543,225.70/240,487.67
  6. Step 6: Final answer
    x = 135,842.91

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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.