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Finding the Fourth Proportional to 333,705.83, 500,336.34 and 173,387.79

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Solution

The fourth proportional to 333,705.83, 500,336.34 and 173,387.79 is: 259,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,705.83 : 500,336.34 = 173,387.79 : x
  2. Step 2: Convert to fraction form
    333,705.83/500,336.34 = 173,387.79/x
  3. Step 3: Cross multiply
    333,705.83x = 500,336.34 × 173,387.79
  4. Step 4: Simplify right side
    333,705.83x = 86,752,212,249.29
  5. Step 5: Solve for x
    x = 86,752,212,249.29/333,705.83
  6. Step 6: Final answer
    x = 259,966.13

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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.