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Finding the Fourth Proportional to 253,313.76, 349,420.66 and 167,273.52

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Solution

The fourth proportional to 253,313.76, 349,420.66 and 167,273.52 is: 230,736.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,313.76 : 349,420.66 = 167,273.52 : x
  2. Step 2: Convert to fraction form
    253,313.76/349,420.66 = 167,273.52/x
  3. Step 3: Cross multiply
    253,313.76x = 349,420.66 × 167,273.52
  4. Step 4: Simplify right side
    253,313.76x = 58,448,823,758.92
  5. Step 5: Solve for x
    x = 58,448,823,758.92/253,313.76
  6. Step 6: Final answer
    x = 230,736.87

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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.