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Finding the Fourth Proportional to 267,089.04, 368,600.64 and 153,919.08

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Solution

The fourth proportional to 267,089.04, 368,600.64 and 153,919.08 is: 212,418.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,089.04 : 368,600.64 = 153,919.08 : x
  2. Step 2: Convert to fraction form
    267,089.04/368,600.64 = 153,919.08/x
  3. Step 3: Cross multiply
    267,089.04x = 368,600.64 × 153,919.08
  4. Step 4: Simplify right side
    267,089.04x = 56,734,671,396.21
  5. Step 5: Solve for x
    x = 56,734,671,396.21/267,089.04
  6. Step 6: Final answer
    x = 212,418.57

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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.