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Finding the Fourth Proportional to 593,682.48, 819,387.09 and 450,200.70

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Solution

The fourth proportional to 593,682.48, 819,387.09 and 450,200.70 is: 621,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,682.48 : 819,387.09 = 450,200.70 : x
  2. Step 2: Convert to fraction form
    593,682.48/819,387.09 = 450,200.70/x
  3. Step 3: Cross multiply
    593,682.48x = 819,387.09 × 450,200.70
  4. Step 4: Simplify right side
    593,682.48x = 368,888,641,488.96
  5. Step 5: Solve for x
    x = 368,888,641,488.96/593,682.48
  6. Step 6: Final answer
    x = 621,356.79

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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.