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Finding the Fourth Proportional to 246,853.01, 340,655.20 and 133,675.76

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Solution

The fourth proportional to 246,853.01, 340,655.20 and 133,675.76 is: 184,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,853.01 : 340,655.20 = 133,675.76 : x
  2. Step 2: Convert to fraction form
    246,853.01/340,655.20 = 133,675.76/x
  3. Step 3: Cross multiply
    246,853.01x = 340,655.20 × 133,675.76
  4. Step 4: Simplify right side
    246,853.01x = 45,537,342,757.95
  5. Step 5: Solve for x
    x = 45,537,342,757.95/246,853.01
  6. Step 6: Final answer
    x = 184,471.49

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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.