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Finding the Fourth Proportional to 584,571.40, 876,371.10 and 247,870.60

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Solution

The fourth proportional to 584,571.40, 876,371.10 and 247,870.60 is: 371,599.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,571.40 : 876,371.10 = 247,870.60 : x
  2. Step 2: Convert to fraction form
    584,571.40/876,371.10 = 247,870.60/x
  3. Step 3: Cross multiply
    584,571.40x = 876,371.10 × 247,870.60
  4. Step 4: Simplify right side
    584,571.40x = 217,226,630,379.66
  5. Step 5: Solve for x
    x = 217,226,630,379.66/584,571.40
  6. Step 6: Final answer
    x = 371,599.83

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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.