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Finding the Fourth Proportional to 625,332.66, 939,254.23 and 373,105.34

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Solution

The fourth proportional to 625,332.66, 939,254.23 and 373,105.34 is: 560,406.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,332.66 : 939,254.23 = 373,105.34 : x
  2. Step 2: Convert to fraction form
    625,332.66/939,254.23 = 373,105.34/x
  3. Step 3: Cross multiply
    625,332.66x = 939,254.23 × 373,105.34
  4. Step 4: Simplify right side
    625,332.66x = 350,440,768,122.90
  5. Step 5: Solve for x
    x = 350,440,768,122.90/625,332.66
  6. Step 6: Final answer
    x = 560,406.95

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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.