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Finding the Fourth Proportional to 267,254.25, 368,816.82 and 152,530.59

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Solution

The fourth proportional to 267,254.25, 368,816.82 and 152,530.59 is: 210,495.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,254.25 : 368,816.82 = 152,530.59 : x
  2. Step 2: Convert to fraction form
    267,254.25/368,816.82 = 152,530.59/x
  3. Step 3: Cross multiply
    267,254.25x = 368,816.82 × 152,530.59
  4. Step 4: Simplify right side
    267,254.25x = 56,255,847,156.52
  5. Step 5: Solve for x
    x = 56,255,847,156.52/267,254.25
  6. Step 6: Final answer
    x = 210,495.61

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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.