Home / 982,230.20-1,473,345.30-351,164.60

Finding the Fourth Proportional to 982,230.20, 1,473,345.30 and 351,164.60

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Solution

The fourth proportional to 982,230.20, 1,473,345.30 and 351,164.60 is: 526,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,230.20 : 1,473,345.30 = 351,164.60 : x
  2. Step 2: Convert to fraction form
    982,230.20/1,473,345.30 = 351,164.60/x
  3. Step 3: Cross multiply
    982,230.20x = 1,473,345.30 × 351,164.60
  4. Step 4: Simplify right side
    982,230.20x = 517,386,712,936.38
  5. Step 5: Solve for x
    x = 517,386,712,936.38/982,230.20
  6. Step 6: Final answer
    x = 526,746.90

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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.