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Finding the Fourth Proportional to 251,585.87, 376,880.65 and 162,901.80

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Solution

The fourth proportional to 251,585.87, 376,880.65 and 162,901.80 is: 244,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,585.87 : 376,880.65 = 162,901.80 : x
  2. Step 2: Convert to fraction form
    251,585.87/376,880.65 = 162,901.80/x
  3. Step 3: Cross multiply
    251,585.87x = 376,880.65 × 162,901.80
  4. Step 4: Simplify right side
    251,585.87x = 61,394,535,862.92
  5. Step 5: Solve for x
    x = 61,394,535,862.92/251,585.87
  6. Step 6: Final answer
    x = 244,030.15

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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.