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Finding the Fourth Proportional to 271,540.51, 374,695.49 and 150,686.89

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Solution

The fourth proportional to 271,540.51, 374,695.49 and 150,686.89 is: 207,931.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,540.51 : 374,695.49 = 150,686.89 : x
  2. Step 2: Convert to fraction form
    271,540.51/374,695.49 = 150,686.89/x
  3. Step 3: Cross multiply
    271,540.51x = 374,695.49 × 150,686.89
  4. Step 4: Simplify right side
    271,540.51x = 56,461,696,211.65
  5. Step 5: Solve for x
    x = 56,461,696,211.65/271,540.51
  6. Step 6: Final answer
    x = 207,931.03

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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.