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Finding the Fourth Proportional to 268,230.74, 370,004.48 and 167,453.78

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Solution

The fourth proportional to 268,230.74, 370,004.48 and 167,453.78 is: 230,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,230.74 : 370,004.48 = 167,453.78 : x
  2. Step 2: Convert to fraction form
    268,230.74/370,004.48 = 167,453.78/x
  3. Step 3: Cross multiply
    268,230.74x = 370,004.48 × 167,453.78
  4. Step 4: Simplify right side
    268,230.74x = 61,958,648,792.93
  5. Step 5: Solve for x
    x = 61,958,648,792.93/268,230.74
  6. Step 6: Final answer
    x = 230,990.11

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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.