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Finding the Fourth Proportional to 544,077.30, 816,115.95 and 404,109.30

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Solution

The fourth proportional to 544,077.30, 816,115.95 and 404,109.30 is: 606,163.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,077.30 : 816,115.95 = 404,109.30 : x
  2. Step 2: Convert to fraction form
    544,077.30/816,115.95 = 404,109.30/x
  3. Step 3: Cross multiply
    544,077.30x = 816,115.95 × 404,109.30
  4. Step 4: Simplify right side
    544,077.30x = 329,800,045,273.34
  5. Step 5: Solve for x
    x = 329,800,045,273.34/544,077.30
  6. Step 6: Final answer
    x = 606,163.95

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.