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Finding the Fourth Proportional to 294,044.64, 440,862.84 and 160,987.56

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Solution

The fourth proportional to 294,044.64, 440,862.84 and 160,987.56 is: 241,369.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,044.64 : 440,862.84 = 160,987.56 : x
  2. Step 2: Convert to fraction form
    294,044.64/440,862.84 = 160,987.56/x
  3. Step 3: Cross multiply
    294,044.64x = 440,862.84 × 160,987.56
  4. Step 4: Simplify right side
    294,044.64x = 70,973,432,906.27
  5. Step 5: Solve for x
    x = 70,973,432,906.27/294,044.64
  6. Step 6: Final answer
    x = 241,369.59

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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.