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Finding the Fourth Proportional to 295,222.80, 442,834.20 and 176,833.20

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Solution

The fourth proportional to 295,222.80, 442,834.20 and 176,833.20 is: 265,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,222.80 : 442,834.20 = 176,833.20 : x
  2. Step 2: Convert to fraction form
    295,222.80/442,834.20 = 176,833.20/x
  3. Step 3: Cross multiply
    295,222.80x = 442,834.20 × 176,833.20
  4. Step 4: Simplify right side
    295,222.80x = 78,307,788,655.44
  5. Step 5: Solve for x
    x = 78,307,788,655.44/295,222.80
  6. Step 6: Final answer
    x = 265,249.80

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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.