Home / 336,647.40-464,153.19-215,589.66

Finding the Fourth Proportional to 336,647.40, 464,153.19 and 215,589.66

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Solution

The fourth proportional to 336,647.40, 464,153.19 and 215,589.66 is: 297,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,647.40 : 464,153.19 = 215,589.66 : x
  2. Step 2: Convert to fraction form
    336,647.40/464,153.19 = 215,589.66/x
  3. Step 3: Cross multiply
    336,647.40x = 464,153.19 × 215,589.66
  4. Step 4: Simplify right side
    336,647.40x = 100,066,626,099.25
  5. Step 5: Solve for x
    x = 100,066,626,099.25/336,647.40
  6. Step 6: Final answer
    x = 297,244.62

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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.