Home / 293,410.38-405,154.53-186,170.70

Finding the Fourth Proportional to 293,410.38, 405,154.53 and 186,170.70

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Solution

The fourth proportional to 293,410.38, 405,154.53 and 186,170.70 is: 257,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,410.38 : 405,154.53 = 186,170.70 : x
  2. Step 2: Convert to fraction form
    293,410.38/405,154.53 = 186,170.70/x
  3. Step 3: Cross multiply
    293,410.38x = 405,154.53 × 186,170.70
  4. Step 4: Simplify right side
    293,410.38x = 75,427,902,458.27
  5. Step 5: Solve for x
    x = 75,427,902,458.27/293,410.38
  6. Step 6: Final answer
    x = 257,073.05

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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.