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Finding the Fourth Proportional to 353,359.53, 487,795.37 and 232,564.23

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Solution

The fourth proportional to 353,359.53, 487,795.37 and 232,564.23 is: 321,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,359.53 : 487,795.37 = 232,564.23 : x
  2. Step 2: Convert to fraction form
    353,359.53/487,795.37 = 232,564.23/x
  3. Step 3: Cross multiply
    353,359.53x = 487,795.37 × 232,564.23
  4. Step 4: Simplify right side
    353,359.53x = 113,443,753,458.79
  5. Step 5: Solve for x
    x = 113,443,753,458.79/353,359.53
  6. Step 6: Final answer
    x = 321,043.42

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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.