Home / 336,173.76-463,739.58-215,184.87

Finding the Fourth Proportional to 336,173.76, 463,739.58 and 215,184.87

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Solution

The fourth proportional to 336,173.76, 463,739.58 and 215,184.87 is: 296,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,173.76 : 463,739.58 = 215,184.87 : x
  2. Step 2: Convert to fraction form
    336,173.76/463,739.58 = 215,184.87/x
  3. Step 3: Cross multiply
    336,173.76x = 463,739.58 × 215,184.87
  4. Step 4: Simplify right side
    336,173.76x = 99,789,741,236.15
  5. Step 5: Solve for x
    x = 99,789,741,236.15/336,173.76
  6. Step 6: Final answer
    x = 296,839.77

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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.