Home / 827,854.96-1,241,790.12-329,346.16

Finding the Fourth Proportional to 827,854.96, 1,241,790.12 and 329,346.16

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Solution

The fourth proportional to 827,854.96, 1,241,790.12 and 329,346.16 is: 494,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,854.96 : 1,241,790.12 = 329,346.16 : x
  2. Step 2: Convert to fraction form
    827,854.96/1,241,790.12 = 329,346.16/x
  3. Step 3: Cross multiply
    827,854.96x = 1,241,790.12 × 329,346.16
  4. Step 4: Simplify right side
    827,854.96x = 408,978,807,547.94
  5. Step 5: Solve for x
    x = 408,978,807,547.94/827,854.96
  6. Step 6: Final answer
    x = 494,022.30

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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.