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Finding the Fourth Proportional to 243,521.88, 365,282.94 and 159,352.86

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Solution

The fourth proportional to 243,521.88, 365,282.94 and 159,352.86 is: 239,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,521.88 : 365,282.94 = 159,352.86 : x
  2. Step 2: Convert to fraction form
    243,521.88/365,282.94 = 159,352.86/x
  3. Step 3: Cross multiply
    243,521.88x = 365,282.94 × 159,352.86
  4. Step 4: Simplify right side
    243,521.88x = 58,208,881,198.21
  5. Step 5: Solve for x
    x = 58,208,881,198.21/243,521.88
  6. Step 6: Final answer
    x = 239,029.37

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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.