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Finding the Fourth Proportional to 613,165.52, 925,507.22 and 613,165.52

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Solution

The fourth proportional to 613,165.52, 925,507.22 and 613,165.52 is: 925,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,165.52 : 925,507.22 = 613,165.52 : x
  2. Step 2: Convert to fraction form
    613,165.52/925,507.22 = 613,165.52/x
  3. Step 3: Cross multiply
    613,165.52x = 925,507.22 × 613,165.52
  4. Step 4: Simplify right side
    613,165.52x = 567,489,115,815.06
  5. Step 5: Solve for x
    x = 567,489,115,815.06/613,165.52
  6. Step 6: Final answer
    x = 925,507.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.