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Finding the Fourth Proportional to 248,607.82, 372,911.53 and 61,619.32

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Solution

The fourth proportional to 248,607.82, 372,911.53 and 61,619.32 is: 92,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,607.82 : 372,911.53 = 61,619.32 : x
  2. Step 2: Convert to fraction form
    248,607.82/372,911.53 = 61,619.32/x
  3. Step 3: Cross multiply
    248,607.82x = 372,911.53 × 61,619.32
  4. Step 4: Simplify right side
    248,607.82x = 22,978,554,898.76
  5. Step 5: Solve for x
    x = 22,978,554,898.76/248,607.82
  6. Step 6: Final answer
    x = 92,428.93

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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.