Home / 773,999.55-1,160,999.33-691,330.95

Finding the Fourth Proportional to 773,999.55, 1,160,999.33 and 691,330.95

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Solution

The fourth proportional to 773,999.55, 1,160,999.33 and 691,330.95 is: 1,036,996.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,999.55 : 1,160,999.33 = 691,330.95 : x
  2. Step 2: Convert to fraction form
    773,999.55/1,160,999.33 = 691,330.95/x
  3. Step 3: Cross multiply
    773,999.55x = 1,160,999.33 × 691,330.95
  4. Step 4: Simplify right side
    773,999.55x = 802,634,766,301.61
  5. Step 5: Solve for x
    x = 802,634,766,301.61/773,999.55
  6. Step 6: Final answer
    x = 1,036,996.43

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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.