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Finding the Fourth Proportional to 463,506.80, 695,260.20 and 182,987.60

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Solution

The fourth proportional to 463,506.80, 695,260.20 and 182,987.60 is: 274,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,506.80 : 695,260.20 = 182,987.60 : x
  2. Step 2: Convert to fraction form
    463,506.80/695,260.20 = 182,987.60/x
  3. Step 3: Cross multiply
    463,506.80x = 695,260.20 × 182,987.60
  4. Step 4: Simplify right side
    463,506.80x = 127,223,995,373.52
  5. Step 5: Solve for x
    x = 127,223,995,373.52/463,506.80
  6. Step 6: Final answer
    x = 274,481.40

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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.