Home / 653,222.27-979,452.04-253,395.84

Finding the Fourth Proportional to 653,222.27, 979,452.04 and 253,395.84

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Solution

The fourth proportional to 653,222.27, 979,452.04 and 253,395.84 is: 379,945.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,222.27 : 979,452.04 = 253,395.84 : x
  2. Step 2: Convert to fraction form
    653,222.27/979,452.04 = 253,395.84/x
  3. Step 3: Cross multiply
    653,222.27x = 979,452.04 × 253,395.84
  4. Step 4: Simplify right side
    653,222.27x = 248,189,072,415.51
  5. Step 5: Solve for x
    x = 248,189,072,415.51/653,222.27
  6. Step 6: Final answer
    x = 379,945.82

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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.