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Finding the Fourth Proportional to 587,924.71, 881,974.69 and 208,813.59

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Solution

The fourth proportional to 587,924.71, 881,974.69 and 208,813.59 is: 313,251.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,924.71 : 881,974.69 = 208,813.59 : x
  2. Step 2: Convert to fraction form
    587,924.71/881,974.69 = 208,813.59/x
  3. Step 3: Cross multiply
    587,924.71x = 881,974.69 × 208,813.59
  4. Step 4: Simplify right side
    587,924.71x = 184,168,301,960.58
  5. Step 5: Solve for x
    x = 184,168,301,960.58/587,924.71
  6. Step 6: Final answer
    x = 313,251.51

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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.