Home / 836,911.80-1,254,156.08-576,982.61

Finding the Fourth Proportional to 836,911.80, 1,254,156.08 and 576,982.61

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Solution

The fourth proportional to 836,911.80, 1,254,156.08 and 576,982.61 is: 864,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,911.80 : 1,254,156.08 = 576,982.61 : x
  2. Step 2: Convert to fraction form
    836,911.80/1,254,156.08 = 576,982.61/x
  3. Step 3: Cross multiply
    836,911.80x = 1,254,156.08 × 576,982.61
  4. Step 4: Simplify right side
    836,911.80x = 723,626,251,758.73
  5. Step 5: Solve for x
    x = 723,626,251,758.73/836,911.80
  6. Step 6: Final answer
    x = 864,638.60

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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.