Home / 782,663.20-1,173,994.80-736,007.20

Finding the Fourth Proportional to 782,663.20, 1,173,994.80 and 736,007.20

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Solution

The fourth proportional to 782,663.20, 1,173,994.80 and 736,007.20 is: 1,104,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,663.20 : 1,173,994.80 = 736,007.20 : x
  2. Step 2: Convert to fraction form
    782,663.20/1,173,994.80 = 736,007.20/x
  3. Step 3: Cross multiply
    782,663.20x = 1,173,994.80 × 736,007.20
  4. Step 4: Simplify right side
    782,663.20x = 864,068,625,562.56
  5. Step 5: Solve for x
    x = 864,068,625,562.56/782,663.20
  6. Step 6: Final answer
    x = 1,104,010.80

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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.