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Finding the Fourth Proportional to 293,354.80, 404,815.62 and 180,155.68

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Solution

The fourth proportional to 293,354.80, 404,815.62 and 180,155.68 is: 248,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,354.80 : 404,815.62 = 180,155.68 : x
  2. Step 2: Convert to fraction form
    293,354.80/404,815.62 = 180,155.68/x
  3. Step 3: Cross multiply
    293,354.80x = 404,815.62 × 180,155.68
  4. Step 4: Simplify right side
    293,354.80x = 72,929,832,959.27
  5. Step 5: Solve for x
    x = 72,929,832,959.27/293,354.80
  6. Step 6: Final answer
    x = 248,606.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.