Home / 955,040.90-1,318,053.11-547,196.84

Finding the Fourth Proportional to 955,040.90, 1,318,053.11 and 547,196.84

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Solution

The fourth proportional to 955,040.90, 1,318,053.11 and 547,196.84 is: 755,187.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,040.90 : 1,318,053.11 = 547,196.84 : x
  2. Step 2: Convert to fraction form
    955,040.90/1,318,053.11 = 547,196.84/x
  3. Step 3: Cross multiply
    955,040.90x = 1,318,053.11 × 547,196.84
  4. Step 4: Simplify right side
    955,040.90x = 721,234,487,417.92
  5. Step 5: Solve for x
    x = 721,234,487,417.92/955,040.90
  6. Step 6: Final answer
    x = 755,187.02

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Double scale
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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.