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Finding the Fourth Proportional to 625,222.23, 862,492.10 and 410,332.47

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Solution

The fourth proportional to 625,222.23, 862,492.10 and 410,332.47 is: 566,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,222.23 : 862,492.10 = 410,332.47 : x
  2. Step 2: Convert to fraction form
    625,222.23/862,492.10 = 410,332.47/x
  3. Step 3: Cross multiply
    625,222.23x = 862,492.10 × 410,332.47
  4. Step 4: Simplify right side
    625,222.23x = 353,908,511,696.83
  5. Step 5: Solve for x
    x = 353,908,511,696.83/625,222.23
  6. Step 6: Final answer
    x = 566,052.35

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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.