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Finding the Fourth Proportional to 248,870.28, 373,306.86 and 61,881.78

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Solution

The fourth proportional to 248,870.28, 373,306.86 and 61,881.78 is: 92,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,870.28 : 373,306.86 = 61,881.78 : x
  2. Step 2: Convert to fraction form
    248,870.28/373,306.86 = 61,881.78/x
  3. Step 3: Cross multiply
    248,870.28x = 373,306.86 × 61,881.78
  4. Step 4: Simplify right side
    248,870.28x = 23,100,892,983.01
  5. Step 5: Solve for x
    x = 23,100,892,983.01/248,870.28
  6. Step 6: Final answer
    x = 92,823.03

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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.