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Finding the Fourth Proportional to 253,277.76, 349,371 and 167,237.52

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Solution

The fourth proportional to 253,277.76, 349,371 and 167,237.52 is: 230,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,277.76 : 349,371 = 167,237.52 : x
  2. Step 2: Convert to fraction form
    253,277.76/349,371 = 167,237.52/x
  3. Step 3: Cross multiply
    253,277.76x = 349,371 × 167,237.52
  4. Step 4: Simplify right side
    253,277.76x = 58,427,939,599.92
  5. Step 5: Solve for x
    x = 58,427,939,599.92/253,277.76
  6. Step 6: Final answer
    x = 230,687.21

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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.