Home / 966,230.20-1,449,345.30-611,644.60

Finding the Fourth Proportional to 966,230.20, 1,449,345.30 and 611,644.60

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Solution

The fourth proportional to 966,230.20, 1,449,345.30 and 611,644.60 is: 917,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,230.20 : 1,449,345.30 = 611,644.60 : x
  2. Step 2: Convert to fraction form
    966,230.20/1,449,345.30 = 611,644.60/x
  3. Step 3: Cross multiply
    966,230.20x = 1,449,345.30 × 611,644.60
  4. Step 4: Simplify right side
    966,230.20x = 886,484,226,280.38
  5. Step 5: Solve for x
    x = 886,484,226,280.38/966,230.20
  6. Step 6: Final answer
    x = 917,466.90

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Double scale
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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.