Home / 788,655.80-1,182,983.70-548,118.20

Finding the Fourth Proportional to 788,655.80, 1,182,983.70 and 548,118.20

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Solution

The fourth proportional to 788,655.80, 1,182,983.70 and 548,118.20 is: 822,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,655.80 : 1,182,983.70 = 548,118.20 : x
  2. Step 2: Convert to fraction form
    788,655.80/1,182,983.70 = 548,118.20/x
  3. Step 3: Cross multiply
    788,655.80x = 1,182,983.70 × 548,118.20
  4. Step 4: Simplify right side
    788,655.80x = 648,414,896,273.34
  5. Step 5: Solve for x
    x = 648,414,896,273.34/788,655.80
  6. Step 6: Final answer
    x = 822,177.30

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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.