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Finding the Fourth Proportional to 268,245.12, 370,024.32 and 167,468.16

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Solution

The fourth proportional to 268,245.12, 370,024.32 and 167,468.16 is: 231,009.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,245.12 : 370,024.32 = 167,468.16 : x
  2. Step 2: Convert to fraction form
    268,245.12/370,024.32 = 167,468.16/x
  3. Step 3: Cross multiply
    268,245.12x = 370,024.32 × 167,468.16
  4. Step 4: Simplify right side
    268,245.12x = 61,967,292,025.65
  5. Step 5: Solve for x
    x = 61,967,292,025.65/268,245.12
  6. Step 6: Final answer
    x = 231,009.95

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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.