Home / 325,815.70-488,723.55-302,196.10

Finding the Fourth Proportional to 325,815.70, 488,723.55 and 302,196.10

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Solution

The fourth proportional to 325,815.70, 488,723.55 and 302,196.10 is: 453,294.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,815.70 : 488,723.55 = 302,196.10 : x
  2. Step 2: Convert to fraction form
    325,815.70/488,723.55 = 302,196.10/x
  3. Step 3: Cross multiply
    325,815.70x = 488,723.55 × 302,196.10
  4. Step 4: Simplify right side
    325,815.70x = 147,690,350,788.16
  5. Step 5: Solve for x
    x = 147,690,350,788.16/325,815.70
  6. Step 6: Final answer
    x = 453,294.15

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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.