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Finding the Fourth Proportional to 586,753.76, 809,034.37 and 544,238.48

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Solution

The fourth proportional to 586,753.76, 809,034.37 and 544,238.48 is: 750,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,753.76 : 809,034.37 = 544,238.48 : x
  2. Step 2: Convert to fraction form
    586,753.76/809,034.37 = 544,238.48/x
  3. Step 3: Cross multiply
    586,753.76x = 809,034.37 × 544,238.48
  4. Step 4: Simplify right side
    586,753.76x = 440,307,630,390.79
  5. Step 5: Solve for x
    x = 440,307,630,390.79/586,753.76
  6. Step 6: Final answer
    x = 750,412.97

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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.