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Finding the Fourth Proportional to 404,097.75, 557,705.52 and 232,069.68

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Solution

The fourth proportional to 404,097.75, 557,705.52 and 232,069.68 is: 320,285.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,097.75 : 557,705.52 = 232,069.68 : x
  2. Step 2: Convert to fraction form
    404,097.75/557,705.52 = 232,069.68/x
  3. Step 3: Cross multiply
    404,097.75x = 557,705.52 × 232,069.68
  4. Step 4: Simplify right side
    404,097.75x = 129,426,541,560.63
  5. Step 5: Solve for x
    x = 129,426,541,560.63/404,097.75
  6. Step 6: Final answer
    x = 320,285.23

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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.