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Finding the Fourth Proportional to 585,712.44, 877,800.78 and 333,109.08

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Solution

The fourth proportional to 585,712.44, 877,800.78 and 333,109.08 is: 499,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,712.44 : 877,800.78 = 333,109.08 : x
  2. Step 2: Convert to fraction form
    585,712.44/877,800.78 = 333,109.08/x
  3. Step 3: Cross multiply
    585,712.44x = 877,800.78 × 333,109.08
  4. Step 4: Simplify right side
    585,712.44x = 292,403,410,249.08
  5. Step 5: Solve for x
    x = 292,403,410,249.08/585,712.44
  6. Step 6: Final answer
    x = 499,226.91

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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.