Home / 957,254.40-1,321,008-527,534.40

Finding the Fourth Proportional to 957,254.40, 1,321,008 and 527,534.40

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Solution

The fourth proportional to 957,254.40, 1,321,008 and 527,534.40 is: 727,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,254.40 : 1,321,008 = 527,534.40 : x
  2. Step 2: Convert to fraction form
    957,254.40/1,321,008 = 527,534.40/x
  3. Step 3: Cross multiply
    957,254.40x = 1,321,008 × 527,534.40
  4. Step 4: Simplify right side
    957,254.40x = 696,877,162,675.20
  5. Step 5: Solve for x
    x = 696,877,162,675.20/957,254.40
  6. Step 6: Final answer
    x = 727,995.78

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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.