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Finding the Fourth Proportional to 618,794.58, 928,192.56 and 169,519.32

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Solution

The fourth proportional to 618,794.58, 928,192.56 and 169,519.32 is: 254,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,794.58 : 928,192.56 = 169,519.32 : x
  2. Step 2: Convert to fraction form
    618,794.58/928,192.56 = 169,519.32/x
  3. Step 3: Cross multiply
    618,794.58x = 928,192.56 × 169,519.32
  4. Step 4: Simplify right side
    618,794.58x = 157,346,571,600.26
  5. Step 5: Solve for x
    x = 157,346,571,600.26/618,794.58
  6. Step 6: Final answer
    x = 254,279.17

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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.