Home / 927,774.38-1,280,328.83-565,198.13

Finding the Fourth Proportional to 927,774.38, 1,280,328.83 and 565,198.13

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Solution

The fourth proportional to 927,774.38, 1,280,328.83 and 565,198.13 is: 779,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,774.38 : 1,280,328.83 = 565,198.13 : x
  2. Step 2: Convert to fraction form
    927,774.38/1,280,328.83 = 565,198.13/x
  3. Step 3: Cross multiply
    927,774.38x = 1,280,328.83 × 565,198.13
  4. Step 4: Simplify right side
    927,774.38x = 723,639,451,273.45
  5. Step 5: Solve for x
    x = 723,639,451,273.45/927,774.38
  6. Step 6: Final answer
    x = 779,973.53

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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.