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Finding the Fourth Proportional to 576,350.70, 864,007.65 and 365,880.30

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Solution

The fourth proportional to 576,350.70, 864,007.65 and 365,880.30 is: 548,491.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,350.70 : 864,007.65 = 365,880.30 : x
  2. Step 2: Convert to fraction form
    576,350.70/864,007.65 = 365,880.30/x
  3. Step 3: Cross multiply
    576,350.70x = 864,007.65 × 365,880.30
  4. Step 4: Simplify right side
    576,350.70x = 316,123,378,184.30
  5. Step 5: Solve for x
    x = 316,123,378,184.30/576,350.70
  6. Step 6: Final answer
    x = 548,491.36

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1.5x scale

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.