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Finding the Fourth Proportional to 240,870.89, 361,530.51 and 122,630.74

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Solution

The fourth proportional to 240,870.89, 361,530.51 and 122,630.74 is: 184,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,870.89 : 361,530.51 = 122,630.74 : x
  2. Step 2: Convert to fraction form
    240,870.89/361,530.51 = 122,630.74/x
  3. Step 3: Cross multiply
    240,870.89x = 361,530.51 × 122,630.74
  4. Step 4: Simplify right side
    240,870.89x = 44,334,752,610.19
  5. Step 5: Solve for x
    x = 44,334,752,610.19/240,870.89
  6. Step 6: Final answer
    x = 184,060.23

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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.