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Finding the Fourth Proportional to 246,524.72, 369,842.50 and 78,055.11

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Solution

The fourth proportional to 246,524.72, 369,842.50 and 78,055.11 is: 117,100.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,524.72 : 369,842.50 = 78,055.11 : x
  2. Step 2: Convert to fraction form
    246,524.72/369,842.50 = 78,055.11/x
  3. Step 3: Cross multiply
    246,524.72x = 369,842.50 × 78,055.11
  4. Step 4: Simplify right side
    246,524.72x = 28,868,097,554.51
  5. Step 5: Solve for x
    x = 28,868,097,554.51/246,524.72
  6. Step 6: Final answer
    x = 117,100.22

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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.