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Finding the Fourth Proportional to 240,362.64, 360,543.96 and 107,210.79

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Solution

The fourth proportional to 240,362.64, 360,543.96 and 107,210.79 is: 160,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,362.64 : 360,543.96 = 107,210.79 : x
  2. Step 2: Convert to fraction form
    240,362.64/360,543.96 = 107,210.79/x
  3. Step 3: Cross multiply
    240,362.64x = 360,543.96 × 107,210.79
  4. Step 4: Simplify right side
    240,362.64x = 38,654,202,781.33
  5. Step 5: Solve for x
    x = 38,654,202,781.33/240,362.64
  6. Step 6: Final answer
    x = 160,816.19

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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.