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Finding the Fourth Proportional to 295,404.60, 442,070.10 and 202,092.60

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Solution

The fourth proportional to 295,404.60, 442,070.10 and 202,092.60 is: 302,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,404.60 : 442,070.10 = 202,092.60 : x
  2. Step 2: Convert to fraction form
    295,404.60/442,070.10 = 202,092.60/x
  3. Step 3: Cross multiply
    295,404.60x = 442,070.10 × 202,092.60
  4. Step 4: Simplify right side
    295,404.60x = 89,339,095,891.26
  5. Step 5: Solve for x
    x = 89,339,095,891.26/295,404.60
  6. Step 6: Final answer
    x = 302,429.60

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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.