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Finding the Fourth Proportional to 266,937.97, 368,374.41 and 146,079.26

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Solution

The fourth proportional to 266,937.97, 368,374.41 and 146,079.26 is: 201,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,937.97 : 368,374.41 = 146,079.26 : x
  2. Step 2: Convert to fraction form
    266,937.97/368,374.41 = 146,079.26/x
  3. Step 3: Cross multiply
    266,937.97x = 368,374.41 × 146,079.26
  4. Step 4: Simplify right side
    266,937.97x = 53,811,860,485.34
  5. Step 5: Solve for x
    x = 53,811,860,485.34/266,937.97
  6. Step 6: Final answer
    x = 201,589.38

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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.