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Finding the Fourth Proportional to 240,041.86, 330,893.85 and 159,326.98

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Solution

The fourth proportional to 240,041.86, 330,893.85 and 159,326.98 is: 219,629.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,041.86 : 330,893.85 = 159,326.98 : x
  2. Step 2: Convert to fraction form
    240,041.86/330,893.85 = 159,326.98/x
  3. Step 3: Cross multiply
    240,041.86x = 330,893.85 × 159,326.98
  4. Step 4: Simplify right side
    240,041.86x = 52,720,317,821.07
  5. Step 5: Solve for x
    x = 52,720,317,821.07/240,041.86
  6. Step 6: Final answer
    x = 219,629.68

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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.