Home / 482,053.20-723,079.80-314,091.60

Finding the Fourth Proportional to 482,053.20, 723,079.80 and 314,091.60

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Solution

The fourth proportional to 482,053.20, 723,079.80 and 314,091.60 is: 471,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,053.20 : 723,079.80 = 314,091.60 : x
  2. Step 2: Convert to fraction form
    482,053.20/723,079.80 = 314,091.60/x
  3. Step 3: Cross multiply
    482,053.20x = 723,079.80 × 314,091.60
  4. Step 4: Simplify right side
    482,053.20x = 227,113,291,309.68
  5. Step 5: Solve for x
    x = 227,113,291,309.68/482,053.20
  6. Step 6: Final answer
    x = 471,137.40

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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.