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Finding the Fourth Proportional to 395,592.40, 593,849.40 and 237,998.80

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Solution

The fourth proportional to 395,592.40, 593,849.40 and 237,998.80 is: 357,275.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,592.40 : 593,849.40 = 237,998.80 : x
  2. Step 2: Convert to fraction form
    395,592.40/593,849.40 = 237,998.80/x
  3. Step 3: Cross multiply
    395,592.40x = 593,849.40 × 237,998.80
  4. Step 4: Simplify right side
    395,592.40x = 141,335,444,580.72
  5. Step 5: Solve for x
    x = 141,335,444,580.72/395,592.40
  6. Step 6: Final answer
    x = 357,275.43

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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.