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Finding the Fourth Proportional to 663,062.17, 994,600.23 and 530,783.30

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Solution

The fourth proportional to 663,062.17, 994,600.23 and 530,783.30 is: 796,180.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,062.17 : 994,600.23 = 530,783.30 : x
  2. Step 2: Convert to fraction form
    663,062.17/994,600.23 = 530,783.30/x
  3. Step 3: Cross multiply
    663,062.17x = 994,600.23 × 530,783.30
  4. Step 4: Simplify right side
    663,062.17x = 527,917,192,260.16
  5. Step 5: Solve for x
    x = 527,917,192,260.16/663,062.17
  6. Step 6: Final answer
    x = 796,180.53

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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.