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Finding the Fourth Proportional to 550,870.80, 826,240.60 and 151,552.16

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Solution

The fourth proportional to 550,870.80, 826,240.60 and 151,552.16 is: 227,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,870.80 : 826,240.60 = 151,552.16 : x
  2. Step 2: Convert to fraction form
    550,870.80/826,240.60 = 151,552.16/x
  3. Step 3: Cross multiply
    550,870.80x = 826,240.60 × 151,552.16
  4. Step 4: Simplify right side
    550,870.80x = 125,218,547,609.70
  5. Step 5: Solve for x
    x = 125,218,547,609.70/550,870.80
  6. Step 6: Final answer
    x = 227,310.19

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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.