Home / 644,083.20-966,124.48-200,851.20

Finding the Fourth Proportional to 644,083.20, 966,124.48 and 200,851.20

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Solution

The fourth proportional to 644,083.20, 966,124.48 and 200,851.20 is: 301,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,083.20 : 966,124.48 = 200,851.20 : x
  2. Step 2: Convert to fraction form
    644,083.20/966,124.48 = 200,851.20/x
  3. Step 3: Cross multiply
    644,083.20x = 966,124.48 × 200,851.20
  4. Step 4: Simplify right side
    644,083.20x = 194,047,261,157.38
  5. Step 5: Solve for x
    x = 194,047,261,157.38/644,083.20
  6. Step 6: Final answer
    x = 301,276.70

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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.