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Finding the Fourth Proportional to 271,588.79, 374,775.06 and 150,730.16

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Solution

The fourth proportional to 271,588.79, 374,775.06 and 150,730.16 is: 207,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,588.79 : 374,775.06 = 150,730.16 : x
  2. Step 2: Convert to fraction form
    271,588.79/374,775.06 = 150,730.16/x
  3. Step 3: Cross multiply
    271,588.79x = 374,775.06 × 150,730.16
  4. Step 4: Simplify right side
    271,588.79x = 56,489,903,449.17
  5. Step 5: Solve for x
    x = 56,489,903,449.17/271,588.79
  6. Step 6: Final answer
    x = 207,997.92

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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.