Home / 956,965.28-1,320,611.36-527,245.43

Finding the Fourth Proportional to 956,965.28, 1,320,611.36 and 527,245.43

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Solution

The fourth proportional to 956,965.28, 1,320,611.36 and 527,245.43 is: 727,598.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,965.28 : 1,320,611.36 = 527,245.43 : x
  2. Step 2: Convert to fraction form
    956,965.28/1,320,611.36 = 527,245.43/x
  3. Step 3: Cross multiply
    956,965.28x = 1,320,611.36 × 527,245.43
  4. Step 4: Simplify right side
    956,965.28x = 696,286,295,126.80
  5. Step 5: Solve for x
    x = 696,286,295,126.80/956,965.28
  6. Step 6: Final answer
    x = 727,598.29

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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.