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Finding the Fourth Proportional to 227,604.33, 314,125.60 and 127,008.81

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Solution

The fourth proportional to 227,604.33, 314,125.60 and 127,008.81 is: 175,289.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,604.33 : 314,125.60 = 127,008.81 : x
  2. Step 2: Convert to fraction form
    227,604.33/314,125.60 = 127,008.81/x
  3. Step 3: Cross multiply
    227,604.33x = 314,125.60 × 127,008.81
  4. Step 4: Simplify right side
    227,604.33x = 39,896,719,749.37
  5. Step 5: Solve for x
    x = 39,896,719,749.37/227,604.33
  6. Step 6: Final answer
    x = 175,289.81

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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.