Home / 295,333.20-442,999.80-272,523.60

Finding the Fourth Proportional to 295,333.20, 442,999.80 and 272,523.60

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Solution

The fourth proportional to 295,333.20, 442,999.80 and 272,523.60 is: 408,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,333.20 : 442,999.80 = 272,523.60 : x
  2. Step 2: Convert to fraction form
    295,333.20/442,999.80 = 272,523.60/x
  3. Step 3: Cross multiply
    295,333.20x = 442,999.80 × 272,523.60
  4. Step 4: Simplify right side
    295,333.20x = 120,727,900,295.28
  5. Step 5: Solve for x
    x = 120,727,900,295.28/295,333.20
  6. Step 6: Final answer
    x = 408,785.40

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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.