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Finding the Fourth Proportional to 587,698.20, 881,838.90 and 232,723.80

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Solution

The fourth proportional to 587,698.20, 881,838.90 and 232,723.80 is: 349,201.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,698.20 : 881,838.90 = 232,723.80 : x
  2. Step 2: Convert to fraction form
    587,698.20/881,838.90 = 232,723.80/x
  3. Step 3: Cross multiply
    587,698.20x = 881,838.90 × 232,723.80
  4. Step 4: Simplify right side
    587,698.20x = 205,224,899,795.82
  5. Step 5: Solve for x
    x = 205,224,899,795.82/587,698.20
  6. Step 6: Final answer
    x = 349,201.17

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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.