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Finding the Fourth Proportional to 267,093.95, 400,661.67 and 77,557.44

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Solution

The fourth proportional to 267,093.95, 400,661.67 and 77,557.44 is: 116,342.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,093.95 : 400,661.67 = 77,557.44 : x
  2. Step 2: Convert to fraction form
    267,093.95/400,661.67 = 77,557.44/x
  3. Step 3: Cross multiply
    267,093.95x = 400,661.67 × 77,557.44
  4. Step 4: Simplify right side
    267,093.95x = 31,074,292,041.88
  5. Step 5: Solve for x
    x = 31,074,292,041.88/267,093.95
  6. Step 6: Final answer
    x = 116,342.18

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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.