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Finding the Fourth Proportional to 625,087.80, 937,269.54 and 550,358.10

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Solution

The fourth proportional to 625,087.80, 937,269.54 and 550,358.10 is: 825,218.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,087.80 : 937,269.54 = 550,358.10 : x
  2. Step 2: Convert to fraction form
    625,087.80/937,269.54 = 550,358.10/x
  3. Step 3: Cross multiply
    625,087.80x = 937,269.54 × 550,358.10
  4. Step 4: Simplify right side
    625,087.80x = 515,833,883,222.27
  5. Step 5: Solve for x
    x = 515,833,883,222.27/625,087.80
  6. Step 6: Final answer
    x = 825,218.29

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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.