Home / 961,819.19-1,327,195.09-554,054.39

Finding the Fourth Proportional to 961,819.19, 1,327,195.09 and 554,054.39

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Solution

The fourth proportional to 961,819.19, 1,327,195.09 and 554,054.39 is: 764,528.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,819.19 : 1,327,195.09 = 554,054.39 : x
  2. Step 2: Convert to fraction form
    961,819.19/1,327,195.09 = 554,054.39/x
  3. Step 3: Cross multiply
    961,819.19x = 1,327,195.09 × 554,054.39
  4. Step 4: Simplify right side
    961,819.19x = 735,338,266,000.95
  5. Step 5: Solve for x
    x = 735,338,266,000.95/961,819.19
  6. Step 6: Final answer
    x = 764,528.59

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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.