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Finding the Fourth Proportional to 295,287.60, 442,873.80 and 95,559.60

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Solution

The fourth proportional to 295,287.60, 442,873.80 and 95,559.60 is: 143,320.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,287.60 : 442,873.80 = 95,559.60 : x
  2. Step 2: Convert to fraction form
    295,287.60/442,873.80 = 95,559.60/x
  3. Step 3: Cross multiply
    295,287.60x = 442,873.80 × 95,559.60
  4. Step 4: Simplify right side
    295,287.60x = 42,320,843,178.48
  5. Step 5: Solve for x
    x = 42,320,843,178.48/295,287.60
  6. Step 6: Final answer
    x = 143,320.76

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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.