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Finding the Fourth Proportional to 468,649.20, 702,973.80 and 113,662.65

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Solution

The fourth proportional to 468,649.20, 702,973.80 and 113,662.65 is: 170,493.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,649.20 : 702,973.80 = 113,662.65 : x
  2. Step 2: Convert to fraction form
    468,649.20/702,973.80 = 113,662.65/x
  3. Step 3: Cross multiply
    468,649.20x = 702,973.80 × 113,662.65
  4. Step 4: Simplify right side
    468,649.20x = 79,901,864,988.57
  5. Step 5: Solve for x
    x = 79,901,864,988.57/468,649.20
  6. Step 6: Final answer
    x = 170,493.98

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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.