Home / 689,253.90-1,033,930.26-183,812.22

Finding the Fourth Proportional to 689,253.90, 1,033,930.26 and 183,812.22

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Solution

The fourth proportional to 689,253.90, 1,033,930.26 and 183,812.22 is: 275,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,253.90 : 1,033,930.26 = 183,812.22 : x
  2. Step 2: Convert to fraction form
    689,253.90/1,033,930.26 = 183,812.22/x
  3. Step 3: Cross multiply
    689,253.90x = 1,033,930.26 × 183,812.22
  4. Step 4: Simplify right side
    689,253.90x = 190,049,016,415.78
  5. Step 5: Solve for x
    x = 190,049,016,415.78/689,253.90
  6. Step 6: Final answer
    x = 275,731.51

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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.