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Finding the Fourth Proportional to 267,254.75, 368,817.51 and 152,531.09

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Solution

The fourth proportional to 267,254.75, 368,817.51 and 152,531.09 is: 210,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,254.75 : 368,817.51 = 152,531.09 : x
  2. Step 2: Convert to fraction form
    267,254.75/368,817.51 = 152,531.09/x
  3. Step 3: Cross multiply
    267,254.75x = 368,817.51 × 152,531.09
  4. Step 4: Simplify right side
    267,254.75x = 56,256,136,811.39
  5. Step 5: Solve for x
    x = 56,256,136,811.39/267,254.75
  6. Step 6: Final answer
    x = 210,496.30

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1.5x scale

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.