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Finding the Fourth Proportional to 246,590.51, 369,752.49 and 86,625.14

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Solution

The fourth proportional to 246,590.51, 369,752.49 and 86,625.14 is: 129,890.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,590.51 : 369,752.49 = 86,625.14 : x
  2. Step 2: Convert to fraction form
    246,590.51/369,752.49 = 86,625.14/x
  3. Step 3: Cross multiply
    246,590.51x = 369,752.49 × 86,625.14
  4. Step 4: Simplify right side
    246,590.51x = 32,029,859,362.84
  5. Step 5: Solve for x
    x = 32,029,859,362.84/246,590.51
  6. Step 6: Final answer
    x = 129,890.89

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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.