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Finding the Fourth Proportional to 181,521.65, 254,392.75 and 181,521.65

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Solution

The fourth proportional to 181,521.65, 254,392.75 and 181,521.65 is: 254,392.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,521.65 : 254,392.75 = 181,521.65 : x
  2. Step 2: Convert to fraction form
    181,521.65/254,392.75 = 181,521.65/x
  3. Step 3: Cross multiply
    181,521.65x = 254,392.75 × 181,521.65
  4. Step 4: Simplify right side
    181,521.65x = 46,177,791,728.04
  5. Step 5: Solve for x
    x = 46,177,791,728.04/181,521.65
  6. Step 6: Final answer
    x = 254,392.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.