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Finding the Fourth Proportional to 593,648.68, 819,276.12 and 361,166.30

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Solution

The fourth proportional to 593,648.68, 819,276.12 and 361,166.30 is: 498,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,648.68 : 819,276.12 = 361,166.30 : x
  2. Step 2: Convert to fraction form
    593,648.68/819,276.12 = 361,166.30/x
  3. Step 3: Cross multiply
    593,648.68x = 819,276.12 × 361,166.30
  4. Step 4: Simplify right side
    593,648.68x = 295,894,924,938.76
  5. Step 5: Solve for x
    x = 295,894,924,938.76/593,648.68
  6. Step 6: Final answer
    x = 498,434.40

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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.