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Finding the Fourth Proportional to 665,750.74, 998,617.92 and 633,476.10

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Solution

The fourth proportional to 665,750.74, 998,617.92 and 633,476.10 is: 950,206.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,750.74 : 998,617.92 = 633,476.10 : x
  2. Step 2: Convert to fraction form
    665,750.74/998,617.92 = 633,476.10/x
  3. Step 3: Cross multiply
    665,750.74x = 998,617.92 × 633,476.10
  4. Step 4: Simplify right side
    665,750.74x = 632,600,585,351.71
  5. Step 5: Solve for x
    x = 632,600,585,351.71/665,750.74
  6. Step 6: Final answer
    x = 950,206.36

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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.