Home / 733,812.70-1,100,828.40-260,458.42

Finding the Fourth Proportional to 733,812.70, 1,100,828.40 and 260,458.42

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Solution

The fourth proportional to 733,812.70, 1,100,828.40 and 260,458.42 is: 390,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,812.70 : 1,100,828.40 = 260,458.42 : x
  2. Step 2: Convert to fraction form
    733,812.70/1,100,828.40 = 260,458.42/x
  3. Step 3: Cross multiply
    733,812.70x = 1,100,828.40 × 260,458.42
  4. Step 4: Simplify right side
    733,812.70x = 286,720,025,755.13
  5. Step 5: Solve for x
    x = 286,720,025,755.13/733,812.70
  6. Step 6: Final answer
    x = 390,726.44

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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.