Home / 957,198.64-1,320,871.66-527,478.66

Finding the Fourth Proportional to 957,198.64, 1,320,871.66 and 527,478.66

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Solution

The fourth proportional to 957,198.64, 1,320,871.66 and 527,478.66 is: 727,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,198.64 : 1,320,871.66 = 527,478.66 : x
  2. Step 2: Convert to fraction form
    957,198.64/1,320,871.66 = 527,478.66/x
  3. Step 3: Cross multiply
    957,198.64x = 1,320,871.66 × 527,478.66
  4. Step 4: Simplify right side
    957,198.64x = 696,731,613,248.78
  5. Step 5: Solve for x
    x = 696,731,613,248.78/957,198.64
  6. Step 6: Final answer
    x = 727,886.13

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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.