Home / 866,351.70-1,299,428.12-226,717.38

Finding the Fourth Proportional to 866,351.70, 1,299,428.12 and 226,717.38

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Solution

The fourth proportional to 866,351.70, 1,299,428.12 and 226,717.38 is: 340,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,351.70 : 1,299,428.12 = 226,717.38 : x
  2. Step 2: Convert to fraction form
    866,351.70/1,299,428.12 = 226,717.38/x
  3. Step 3: Cross multiply
    866,351.70x = 1,299,428.12 × 226,717.38
  4. Step 4: Simplify right side
    866,351.70x = 294,602,939,431.52
  5. Step 5: Solve for x
    x = 294,602,939,431.52/866,351.70
  6. Step 6: Final answer
    x = 340,050.05

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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.