Home / 756,519.81-1,134,945.78-224,082.51

Finding the Fourth Proportional to 756,519.81, 1,134,945.78 and 224,082.51

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Solution

The fourth proportional to 756,519.81, 1,134,945.78 and 224,082.51 is: 336,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,519.81 : 1,134,945.78 = 224,082.51 : x
  2. Step 2: Convert to fraction form
    756,519.81/1,134,945.78 = 224,082.51/x
  3. Step 3: Cross multiply
    756,519.81x = 1,134,945.78 × 224,082.51
  4. Step 4: Simplify right side
    756,519.81x = 254,321,499,096.31
  5. Step 5: Solve for x
    x = 254,321,499,096.31/756,519.81
  6. Step 6: Final answer
    x = 336,172.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.