Home / 957,019.74-1,320,686.16-527,299.74

Finding the Fourth Proportional to 957,019.74, 1,320,686.16 and 527,299.74

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Solution

The fourth proportional to 957,019.74, 1,320,686.16 and 527,299.74 is: 727,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,019.74 : 1,320,686.16 = 527,299.74 : x
  2. Step 2: Convert to fraction form
    957,019.74/1,320,686.16 = 527,299.74/x
  3. Step 3: Cross multiply
    957,019.74x = 1,320,686.16 × 527,299.74
  4. Step 4: Simplify right side
    957,019.74x = 696,397,468,789.60
  5. Step 5: Solve for x
    x = 696,397,468,789.60/957,019.74
  6. Step 6: Final answer
    x = 727,673.05

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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.