Home / 856,773.30-1,182,884.72-551,380.38

Finding the Fourth Proportional to 856,773.30, 1,182,884.72 and 551,380.38

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Solution

The fourth proportional to 856,773.30, 1,182,884.72 and 551,380.38 is: 761,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,773.30 : 1,182,884.72 = 551,380.38 : x
  2. Step 2: Convert to fraction form
    856,773.30/1,182,884.72 = 551,380.38/x
  3. Step 3: Cross multiply
    856,773.30x = 1,182,884.72 × 551,380.38
  4. Step 4: Simplify right side
    856,773.30x = 652,219,425,870.80
  5. Step 5: Solve for x
    x = 652,219,425,870.80/856,773.30
  6. Step 6: Final answer
    x = 761,250.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.