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Finding the Fourth Proportional to 240,572.69, 360,859.03 and 74,360.69

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Solution

The fourth proportional to 240,572.69, 360,859.03 and 74,360.69 is: 111,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,572.69 : 360,859.03 = 74,360.69 : x
  2. Step 2: Convert to fraction form
    240,572.69/360,859.03 = 74,360.69/x
  3. Step 3: Cross multiply
    240,572.69x = 360,859.03 × 74,360.69
  4. Step 4: Simplify right side
    240,572.69x = 26,833,726,463.53
  5. Step 5: Solve for x
    x = 26,833,726,463.53/240,572.69
  6. Step 6: Final answer
    x = 111,541.03

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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.