Home / 976,701.30-1,463,885.55-408,081.30

Finding the Fourth Proportional to 976,701.30, 1,463,885.55 and 408,081.30

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Solution

The fourth proportional to 976,701.30, 1,463,885.55 and 408,081.30 is: 611,634.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,701.30 : 1,463,885.55 = 408,081.30 : x
  2. Step 2: Convert to fraction form
    976,701.30/1,463,885.55 = 408,081.30/x
  3. Step 3: Cross multiply
    976,701.30x = 1,463,885.55 × 408,081.30
  4. Step 4: Simplify right side
    976,701.30x = 597,384,318,295.22
  5. Step 5: Solve for x
    x = 597,384,318,295.22/976,701.30
  6. Step 6: Final answer
    x = 611,634.61

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Double scale
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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.