Home / 957,372.32-1,321,122.40-527,566.88

Finding the Fourth Proportional to 957,372.32, 1,321,122.40 and 527,566.88

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Solution

The fourth proportional to 957,372.32, 1,321,122.40 and 527,566.88 is: 728,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,372.32 : 1,321,122.40 = 527,566.88 : x
  2. Step 2: Convert to fraction form
    957,372.32/1,321,122.40 = 527,566.88/x
  3. Step 3: Cross multiply
    957,372.32x = 1,321,122.40 × 527,566.88
  4. Step 4: Simplify right side
    957,372.32x = 696,980,422,666.11
  5. Step 5: Solve for x
    x = 696,980,422,666.11/957,372.32
  6. Step 6: Final answer
    x = 728,013.97

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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.