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Finding the Fourth Proportional to 955,008, 1,318,098.22 and 547,383.06

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Solution

The fourth proportional to 955,008, 1,318,098.22 and 547,383.06 is: 755,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,008 : 1,318,098.22 = 547,383.06 : x
  2. Step 2: Convert to fraction form
    955,008/1,318,098.22 = 547,383.06/x
  3. Step 3: Cross multiply
    955,008x = 1,318,098.22 × 547,383.06
  4. Step 4: Simplify right side
    955,008x = 721,504,635,675.70
  5. Step 5: Solve for x
    x = 721,504,635,675.70/955,008
  6. Step 6: Final answer
    x = 755,495.91

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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.