Home / 957,234.60-1,435,851.90-326,860.20

Finding the Fourth Proportional to 957,234.60, 1,435,851.90 and 326,860.20

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Solution

The fourth proportional to 957,234.60, 1,435,851.90 and 326,860.20 is: 490,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,234.60 : 1,435,851.90 = 326,860.20 : x
  2. Step 2: Convert to fraction form
    957,234.60/1,435,851.90 = 326,860.20/x
  3. Step 3: Cross multiply
    957,234.60x = 1,435,851.90 × 326,860.20
  4. Step 4: Simplify right side
    957,234.60x = 469,322,839,204.38
  5. Step 5: Solve for x
    x = 469,322,839,204.38/957,234.60
  6. Step 6: Final answer
    x = 490,290.30

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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.