Home / 955,370.55-1,318,442.88-547,550.58

Finding the Fourth Proportional to 955,370.55, 1,318,442.88 and 547,550.58

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Solution

The fourth proportional to 955,370.55, 1,318,442.88 and 547,550.58 is: 755,637.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,370.55 : 1,318,442.88 = 547,550.58 : x
  2. Step 2: Convert to fraction form
    955,370.55/1,318,442.88 = 547,550.58/x
  3. Step 3: Cross multiply
    955,370.55x = 1,318,442.88 × 547,550.58
  4. Step 4: Simplify right side
    955,370.55x = 721,914,157,048.66
  5. Step 5: Solve for x
    x = 721,914,157,048.66/955,370.55
  6. Step 6: Final answer
    x = 755,637.86

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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.