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Finding the Fourth Proportional to 248,650.30, 372,100.65 and 227,655.10

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Solution

The fourth proportional to 248,650.30, 372,100.65 and 227,655.10 is: 340,681.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,650.30 : 372,100.65 = 227,655.10 : x
  2. Step 2: Convert to fraction form
    248,650.30/372,100.65 = 227,655.10/x
  3. Step 3: Cross multiply
    248,650.30x = 372,100.65 × 227,655.10
  4. Step 4: Simplify right side
    248,650.30x = 84,710,610,685.82
  5. Step 5: Solve for x
    x = 84,710,610,685.82/248,650.30
  6. Step 6: Final answer
    x = 340,681.72

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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.