Home / 968,499.89-1,451,420.88-612,877.29

Finding the Fourth Proportional to 968,499.89, 1,451,420.88 and 612,877.29

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Solution

The fourth proportional to 968,499.89, 1,451,420.88 and 612,877.29 is: 918,474.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,499.89 : 1,451,420.88 = 612,877.29 : x
  2. Step 2: Convert to fraction form
    968,499.89/1,451,420.88 = 612,877.29/x
  3. Step 3: Cross multiply
    968,499.89x = 1,451,420.88 × 612,877.29
  4. Step 4: Simplify right side
    968,499.89x = 889,542,887,842.70
  5. Step 5: Solve for x
    x = 889,542,887,842.70/968,499.89
  6. Step 6: Final answer
    x = 918,474.95

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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.