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Finding the Fourth Proportional to 514,865.60, 772,298.40 and 444,006.80

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Solution

The fourth proportional to 514,865.60, 772,298.40 and 444,006.80 is: 666,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,865.60 : 772,298.40 = 444,006.80 : x
  2. Step 2: Convert to fraction form
    514,865.60/772,298.40 = 444,006.80/x
  3. Step 3: Cross multiply
    514,865.60x = 772,298.40 × 444,006.80
  4. Step 4: Simplify right side
    514,865.60x = 342,905,741,229.12
  5. Step 5: Solve for x
    x = 342,905,741,229.12/514,865.60
  6. Step 6: Final answer
    x = 666,010.20

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Similar ratio
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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.