Home / 886,205.80-1,329,308.70-325,167.40

Finding the Fourth Proportional to 886,205.80, 1,329,308.70 and 325,167.40

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Solution

The fourth proportional to 886,205.80, 1,329,308.70 and 325,167.40 is: 487,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,205.80 : 1,329,308.70 = 325,167.40 : x
  2. Step 2: Convert to fraction form
    886,205.80/1,329,308.70 = 325,167.40/x
  3. Step 3: Cross multiply
    886,205.80x = 1,329,308.70 × 325,167.40
  4. Step 4: Simplify right side
    886,205.80x = 432,247,853,776.38
  5. Step 5: Solve for x
    x = 432,247,853,776.38/886,205.80
  6. Step 6: Final answer
    x = 487,751.10

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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.