Home / 331,112.72-456,884.74-185,926.02

Finding the Fourth Proportional to 331,112.72, 456,884.74 and 185,926.02

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Solution

The fourth proportional to 331,112.72, 456,884.74 and 185,926.02 is: 256,549.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,112.72 : 456,884.74 = 185,926.02 : x
  2. Step 2: Convert to fraction form
    331,112.72/456,884.74 = 185,926.02/x
  3. Step 3: Cross multiply
    331,112.72x = 456,884.74 × 185,926.02
  4. Step 4: Simplify right side
    331,112.72x = 84,946,761,306.93
  5. Step 5: Solve for x
    x = 84,946,761,306.93/331,112.72
  6. Step 6: Final answer
    x = 256,549.37

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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.