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Finding the Fourth Proportional to 587,681.78, 881,854.82 and 250,690.59

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Solution

The fourth proportional to 587,681.78, 881,854.82 and 250,690.59 is: 376,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,681.78 : 881,854.82 = 250,690.59 : x
  2. Step 2: Convert to fraction form
    587,681.78/881,854.82 = 250,690.59/x
  3. Step 3: Cross multiply
    587,681.78x = 881,854.82 × 250,690.59
  4. Step 4: Simplify right side
    587,681.78x = 221,072,706,698.05
  5. Step 5: Solve for x
    x = 221,072,706,698.05/587,681.78
  6. Step 6: Final answer
    x = 376,177.58

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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.