Home / 798,517.30-1,196,779.16-399,272.25

Finding the Fourth Proportional to 798,517.30, 1,196,779.16 and 399,272.25

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Solution

The fourth proportional to 798,517.30, 1,196,779.16 and 399,272.25 is: 598,409.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,517.30 : 1,196,779.16 = 399,272.25 : x
  2. Step 2: Convert to fraction form
    798,517.30/1,196,779.16 = 399,272.25/x
  3. Step 3: Cross multiply
    798,517.30x = 1,196,779.16 × 399,272.25
  4. Step 4: Simplify right side
    798,517.30x = 477,840,707,966.31
  5. Step 5: Solve for x
    x = 477,840,707,966.31/798,517.30
  6. Step 6: Final answer
    x = 598,409.96

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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.