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Finding the Fourth Proportional to 593,997.30, 891,214.65 and 239,265.90

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Solution

The fourth proportional to 593,997.30, 891,214.65 and 239,265.90 is: 358,986.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,997.30 : 891,214.65 = 239,265.90 : x
  2. Step 2: Convert to fraction form
    593,997.30/891,214.65 = 239,265.90/x
  3. Step 3: Cross multiply
    593,997.30x = 891,214.65 × 239,265.90
  4. Step 4: Simplify right side
    593,997.30x = 213,237,275,325.44
  5. Step 5: Solve for x
    x = 213,237,275,325.44/593,997.30
  6. Step 6: Final answer
    x = 358,986.94

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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.