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Finding the Fourth Proportional to 250,479.54, 375,714.12 and 60,940.90

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Solution

The fourth proportional to 250,479.54, 375,714.12 and 60,940.90 is: 91,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,479.54 : 375,714.12 = 60,940.90 : x
  2. Step 2: Convert to fraction form
    250,479.54/375,714.12 = 60,940.90/x
  3. Step 3: Cross multiply
    250,479.54x = 375,714.12 × 60,940.90
  4. Step 4: Simplify right side
    250,479.54x = 22,896,356,615.51
  5. Step 5: Solve for x
    x = 22,896,356,615.51/250,479.54
  6. Step 6: Final answer
    x = 91,410.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.