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Finding the Fourth Proportional to 246,267.84, 369,422.70 and 77,743.08

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Solution

The fourth proportional to 246,267.84, 369,422.70 and 77,743.08 is: 116,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,267.84 : 369,422.70 = 77,743.08 : x
  2. Step 2: Convert to fraction form
    246,267.84/369,422.70 = 77,743.08/x
  3. Step 3: Cross multiply
    246,267.84x = 369,422.70 × 77,743.08
  4. Step 4: Simplify right side
    246,267.84x = 28,720,058,519.92
  5. Step 5: Solve for x
    x = 28,720,058,519.92/246,267.84
  6. Step 6: Final answer
    x = 116,621.23

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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.