Home / 955,579.88-1,318,710.12-547,672.88

Finding the Fourth Proportional to 955,579.88, 1,318,710.12 and 547,672.88

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Solution

The fourth proportional to 955,579.88, 1,318,710.12 and 547,672.88 is: 755,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,579.88 : 1,318,710.12 = 547,672.88 : x
  2. Step 2: Convert to fraction form
    955,579.88/1,318,710.12 = 547,672.88/x
  3. Step 3: Cross multiply
    955,579.88x = 1,318,710.12 × 547,672.88
  4. Step 4: Simplify right side
    955,579.88x = 722,221,769,305.55
  5. Step 5: Solve for x
    x = 722,221,769,305.55/955,579.88
  6. Step 6: Final answer
    x = 755,794.24

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1.5x scale

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.