Home / 961,939.80-1,327,456.37-526,355.46

Finding the Fourth Proportional to 961,939.80, 1,327,456.37 and 526,355.46

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Solution

The fourth proportional to 961,939.80, 1,327,456.37 and 526,355.46 is: 726,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,939.80 : 1,327,456.37 = 526,355.46 : x
  2. Step 2: Convert to fraction form
    961,939.80/1,327,456.37 = 526,355.46/x
  3. Step 3: Cross multiply
    961,939.80x = 1,327,456.37 × 526,355.46
  4. Step 4: Simplify right side
    961,939.80x = 698,713,909,577.17
  5. Step 5: Solve for x
    x = 698,713,909,577.17/961,939.80
  6. Step 6: Final answer
    x = 726,359.29

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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.