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Finding the Fourth Proportional to 625,375.10, 863,022.93 and 367,184.90

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Solution

The fourth proportional to 625,375.10, 863,022.93 and 367,184.90 is: 506,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,375.10 : 863,022.93 = 367,184.90 : x
  2. Step 2: Convert to fraction form
    625,375.10/863,022.93 = 367,184.90/x
  3. Step 3: Cross multiply
    625,375.10x = 863,022.93 × 367,184.90
  4. Step 4: Simplify right side
    625,375.10x = 316,888,988,249.76
  5. Step 5: Solve for x
    x = 316,888,988,249.76/625,375.10
  6. Step 6: Final answer
    x = 506,718.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.