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Finding the Fourth Proportional to 587,368.20, 881,085.78 and 166,611

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Solution

The fourth proportional to 587,368.20, 881,085.78 and 166,611 is: 249,926.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,368.20 : 881,085.78 = 166,611 : x
  2. Step 2: Convert to fraction form
    587,368.20/881,085.78 = 166,611/x
  3. Step 3: Cross multiply
    587,368.20x = 881,085.78 × 166,611
  4. Step 4: Simplify right side
    587,368.20x = 146,798,582,891.58
  5. Step 5: Solve for x
    x = 146,798,582,891.58/587,368.20
  6. Step 6: Final answer
    x = 249,926.00

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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.