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Finding the Fourth Proportional to 333,589.12, 460,406.72 and 190,355.20

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Solution

The fourth proportional to 333,589.12, 460,406.72 and 190,355.20 is: 262,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,589.12 : 460,406.72 = 190,355.20 : x
  2. Step 2: Convert to fraction form
    333,589.12/460,406.72 = 190,355.20/x
  3. Step 3: Cross multiply
    333,589.12x = 460,406.72 × 190,355.20
  4. Step 4: Simplify right side
    333,589.12x = 87,640,813,266.94
  5. Step 5: Solve for x
    x = 87,640,813,266.94/333,589.12
  6. Step 6: Final answer
    x = 262,720.84

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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.