Home / 957,086.10-1,320,731.10-527,296.86

Finding the Fourth Proportional to 957,086.10, 1,320,731.10 and 527,296.86

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Solution

The fourth proportional to 957,086.10, 1,320,731.10 and 527,296.86 is: 727,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,086.10 : 1,320,731.10 = 527,296.86 : x
  2. Step 2: Convert to fraction form
    957,086.10/1,320,731.10 = 527,296.86/x
  3. Step 3: Cross multiply
    957,086.10x = 1,320,731.10 × 527,296.86
  4. Step 4: Simplify right side
    957,086.10x = 696,417,361,934.35
  5. Step 5: Solve for x
    x = 696,417,361,934.35/957,086.10
  6. Step 6: Final answer
    x = 727,643.38

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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.