Home / 957,635.60-1,321,541.12-527,906.30

Finding the Fourth Proportional to 957,635.60, 1,321,541.12 and 527,906.30

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Solution

The fourth proportional to 957,635.60, 1,321,541.12 and 527,906.30 is: 728,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,635.60 : 1,321,541.12 = 527,906.30 : x
  2. Step 2: Convert to fraction form
    957,635.60/1,321,541.12 = 527,906.30/x
  3. Step 3: Cross multiply
    957,635.60x = 1,321,541.12 × 527,906.30
  4. Step 4: Simplify right side
    957,635.60x = 697,649,877,669.12
  5. Step 5: Solve for x
    x = 697,649,877,669.12/957,635.60
  6. Step 6: Final answer
    x = 728,512.89

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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.