Home / 653,222.07-979,581.20-253,810.26

Finding the Fourth Proportional to 653,222.07, 979,581.20 and 253,810.26

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Solution

The fourth proportional to 653,222.07, 979,581.20 and 253,810.26 is: 380,617.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,222.07 : 979,581.20 = 253,810.26 : x
  2. Step 2: Convert to fraction form
    653,222.07/979,581.20 = 253,810.26/x
  3. Step 3: Cross multiply
    653,222.07x = 979,581.20 × 253,810.26
  4. Step 4: Simplify right side
    653,222.07x = 248,627,757,794.06
  5. Step 5: Solve for x
    x = 248,627,757,794.06/653,222.07
  6. Step 6: Final answer
    x = 380,617.51

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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.