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Finding the Fourth Proportional to 248,606.16, 372,913.02 and 61,617.84

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Solution

The fourth proportional to 248,606.16, 372,913.02 and 61,617.84 is: 92,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,606.16 : 372,913.02 = 61,617.84 : x
  2. Step 2: Convert to fraction form
    248,606.16/372,913.02 = 61,617.84/x
  3. Step 3: Cross multiply
    248,606.16x = 372,913.02 × 61,617.84
  4. Step 4: Simplify right side
    248,606.16x = 22,978,094,800.28
  5. Step 5: Solve for x
    x = 22,978,094,800.28/248,606.16
  6. Step 6: Final answer
    x = 92,427.70

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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.