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Finding the Fourth Proportional to 246,172.04, 369,324.16 and 77,698.88

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Solution

The fourth proportional to 246,172.04, 369,324.16 and 77,698.88 is: 116,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,172.04 : 369,324.16 = 77,698.88 : x
  2. Step 2: Convert to fraction form
    246,172.04/369,324.16 = 77,698.88/x
  3. Step 3: Cross multiply
    246,172.04x = 369,324.16 × 77,698.88
  4. Step 4: Simplify right side
    246,172.04x = 28,696,073,588.94
  5. Step 5: Solve for x
    x = 28,696,073,588.94/246,172.04
  6. Step 6: Final answer
    x = 116,569.18

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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.