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Finding the Fourth Proportional to 537,767.20, 806,650.80 and 163,741.60

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Solution

The fourth proportional to 537,767.20, 806,650.80 and 163,741.60 is: 245,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,767.20 : 806,650.80 = 163,741.60 : x
  2. Step 2: Convert to fraction form
    537,767.20/806,650.80 = 163,741.60/x
  3. Step 3: Cross multiply
    537,767.20x = 806,650.80 × 163,741.60
  4. Step 4: Simplify right side
    537,767.20x = 132,082,292,633.28
  5. Step 5: Solve for x
    x = 132,082,292,633.28/537,767.20
  6. Step 6: Final answer
    x = 245,612.40

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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.