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Finding the Fourth Proportional to 486,053.70, 729,080.55 and 466,370.70

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Solution

The fourth proportional to 486,053.70, 729,080.55 and 466,370.70 is: 699,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,053.70 : 729,080.55 = 466,370.70 : x
  2. Step 2: Convert to fraction form
    486,053.70/729,080.55 = 466,370.70/x
  3. Step 3: Cross multiply
    486,053.70x = 729,080.55 × 466,370.70
  4. Step 4: Simplify right side
    486,053.70x = 340,021,806,459.89
  5. Step 5: Solve for x
    x = 340,021,806,459.89/486,053.70
  6. Step 6: Final answer
    x = 699,556.05

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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.