Home / 666,125.03-998,301.78-576,961.04

Finding the Fourth Proportional to 666,125.03, 998,301.78 and 576,961.04

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Solution

The fourth proportional to 666,125.03, 998,301.78 and 576,961.04 is: 864,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,125.03 : 998,301.78 = 576,961.04 : x
  2. Step 2: Convert to fraction form
    666,125.03/998,301.78 = 576,961.04/x
  3. Step 3: Cross multiply
    666,125.03x = 998,301.78 × 576,961.04
  4. Step 4: Simplify right side
    666,125.03x = 575,981,235,718.41
  5. Step 5: Solve for x
    x = 575,981,235,718.41/666,125.03
  6. Step 6: Final answer
    x = 864,674.36

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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.