Home / 957,761.82-1,321,666.88-549,584.19

Finding the Fourth Proportional to 957,761.82, 1,321,666.88 and 549,584.19

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Solution

The fourth proportional to 957,761.82, 1,321,666.88 and 549,584.19 is: 758,400.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,761.82 : 1,321,666.88 = 549,584.19 : x
  2. Step 2: Convert to fraction form
    957,761.82/1,321,666.88 = 549,584.19/x
  3. Step 3: Cross multiply
    957,761.82x = 1,321,666.88 × 549,584.19
  4. Step 4: Simplify right side
    957,761.82x = 726,367,218,946.71
  5. Step 5: Solve for x
    x = 726,367,218,946.71/957,761.82
  6. Step 6: Final answer
    x = 758,400.68

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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.