Home / 955,203.40-1,318,191.60-547,297.03

Finding the Fourth Proportional to 955,203.40, 1,318,191.60 and 547,297.03

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Solution

The fourth proportional to 955,203.40, 1,318,191.60 and 547,297.03 is: 755,276.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,203.40 : 1,318,191.60 = 547,297.03 : x
  2. Step 2: Convert to fraction form
    955,203.40/1,318,191.60 = 547,297.03/x
  3. Step 3: Cross multiply
    955,203.40x = 1,318,191.60 × 547,297.03
  4. Step 4: Simplify right side
    955,203.40x = 721,442,347,650.95
  5. Step 5: Solve for x
    x = 721,442,347,650.95/955,203.40
  6. Step 6: Final answer
    x = 755,276.15

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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.