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Finding the Fourth Proportional to 577,298.70, 866,822.85 and 444,329.10

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Solution

The fourth proportional to 577,298.70, 866,822.85 and 444,329.10 is: 667,166.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,298.70 : 866,822.85 = 444,329.10 : x
  2. Step 2: Convert to fraction form
    577,298.70/866,822.85 = 444,329.10/x
  3. Step 3: Cross multiply
    577,298.70x = 866,822.85 × 444,329.10
  4. Step 4: Simplify right side
    577,298.70x = 385,154,616,799.94
  5. Step 5: Solve for x
    x = 385,154,616,799.94/577,298.70
  6. Step 6: Final answer
    x = 667,166.96

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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.