Home / 295,272.40-442,908.60-195,545.20

Finding the Fourth Proportional to 295,272.40, 442,908.60 and 195,545.20

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Solution

The fourth proportional to 295,272.40, 442,908.60 and 195,545.20 is: 293,317.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,272.40 : 442,908.60 = 195,545.20 : x
  2. Step 2: Convert to fraction form
    295,272.40/442,908.60 = 195,545.20/x
  3. Step 3: Cross multiply
    295,272.40x = 442,908.60 × 195,545.20
  4. Step 4: Simplify right side
    295,272.40x = 86,608,650,768.72
  5. Step 5: Solve for x
    x = 86,608,650,768.72/295,272.40
  6. Step 6: Final answer
    x = 293,317.80

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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.