Home / 336,621.51-464,578.74-193,381.20

Finding the Fourth Proportional to 336,621.51, 464,578.74 and 193,381.20

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Solution

The fourth proportional to 336,621.51, 464,578.74 and 193,381.20 is: 266,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,621.51 : 464,578.74 = 193,381.20 : x
  2. Step 2: Convert to fraction form
    336,621.51/464,578.74 = 193,381.20/x
  3. Step 3: Cross multiply
    336,621.51x = 464,578.74 × 193,381.20
  4. Step 4: Simplify right side
    336,621.51x = 89,840,794,235.69
  5. Step 5: Solve for x
    x = 89,840,794,235.69/336,621.51
  6. Step 6: Final answer
    x = 266,889.64

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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.