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Finding the Fourth Proportional to 246,614.28, 340,327.68 and 133,437

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Solution

The fourth proportional to 246,614.28, 340,327.68 and 133,437 is: 184,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,614.28 : 340,327.68 = 133,437 : x
  2. Step 2: Convert to fraction form
    246,614.28/340,327.68 = 133,437/x
  3. Step 3: Cross multiply
    246,614.28x = 340,327.68 × 133,437
  4. Step 4: Simplify right side
    246,614.28x = 45,412,304,636.16
  5. Step 5: Solve for x
    x = 45,412,304,636.16/246,614.28
  6. Step 6: Final answer
    x = 184,143.05

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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.