Home / 957,258.90-1,321,010.82-527,539.32

Finding the Fourth Proportional to 957,258.90, 1,321,010.82 and 527,539.32

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Solution

The fourth proportional to 957,258.90, 1,321,010.82 and 527,539.32 is: 728,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,258.90 : 1,321,010.82 = 527,539.32 : x
  2. Step 2: Convert to fraction form
    957,258.90/1,321,010.82 = 527,539.32/x
  3. Step 3: Cross multiply
    957,258.90x = 1,321,010.82 × 527,539.32
  4. Step 4: Simplify right side
    957,258.90x = 696,885,149,695.44
  5. Step 5: Solve for x
    x = 696,885,149,695.44/957,258.90
  6. Step 6: Final answer
    x = 728,000.70

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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.