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Finding the Fourth Proportional to 333,683.28, 460,511.28 and 188,515.73

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Solution

The fourth proportional to 333,683.28, 460,511.28 and 188,515.73 is: 260,167.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,683.28 : 460,511.28 = 188,515.73 : x
  2. Step 2: Convert to fraction form
    333,683.28/460,511.28 = 188,515.73/x
  3. Step 3: Cross multiply
    333,683.28x = 460,511.28 × 188,515.73
  4. Step 4: Simplify right side
    333,683.28x = 86,813,620,122.43
  5. Step 5: Solve for x
    x = 86,813,620,122.43/333,683.28
  6. Step 6: Final answer
    x = 260,167.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.