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Finding the Fourth Proportional to 246,498.88, 369,719.76 and 69,020.08

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Solution

The fourth proportional to 246,498.88, 369,719.76 and 69,020.08 is: 103,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,498.88 : 369,719.76 = 69,020.08 : x
  2. Step 2: Convert to fraction form
    246,498.88/369,719.76 = 69,020.08/x
  3. Step 3: Cross multiply
    246,498.88x = 369,719.76 × 69,020.08
  4. Step 4: Simplify right side
    246,498.88x = 25,518,087,412.78
  5. Step 5: Solve for x
    x = 25,518,087,412.78/246,498.88
  6. Step 6: Final answer
    x = 103,522.12

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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.