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Finding the Fourth Proportional to 580,882.80, 871,324.20 and 154,417.80

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Solution

The fourth proportional to 580,882.80, 871,324.20 and 154,417.80 is: 231,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,882.80 : 871,324.20 = 154,417.80 : x
  2. Step 2: Convert to fraction form
    580,882.80/871,324.20 = 154,417.80/x
  3. Step 3: Cross multiply
    580,882.80x = 871,324.20 × 154,417.80
  4. Step 4: Simplify right side
    580,882.80x = 134,547,966,050.76
  5. Step 5: Solve for x
    x = 134,547,966,050.76/580,882.80
  6. Step 6: Final answer
    x = 231,626.70

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Similar ratio
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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.