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Finding the Fourth Proportional to 227,995.96, 314,633.64 and 127,393.96

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Solution

The fourth proportional to 227,995.96, 314,633.64 and 127,393.96 is: 175,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,995.96 : 314,633.64 = 127,393.96 : x
  2. Step 2: Convert to fraction form
    227,995.96/314,633.64 = 127,393.96/x
  3. Step 3: Cross multiply
    227,995.96x = 314,633.64 × 127,393.96
  4. Step 4: Simplify right side
    227,995.96x = 40,082,425,348.81
  5. Step 5: Solve for x
    x = 40,082,425,348.81/227,995.96
  6. Step 6: Final answer
    x = 175,803.23

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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.