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Finding the Fourth Proportional to 528,449.96, 792,757.56 and 173,383.22

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Solution

The fourth proportional to 528,449.96, 792,757.56 and 173,383.22 is: 260,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,449.96 : 792,757.56 = 173,383.22 : x
  2. Step 2: Convert to fraction form
    528,449.96/792,757.56 = 173,383.22/x
  3. Step 3: Cross multiply
    528,449.96x = 792,757.56 × 173,383.22
  4. Step 4: Simplify right side
    528,449.96x = 137,450,854,468.36
  5. Step 5: Solve for x
    x = 137,450,854,468.36/528,449.96
  6. Step 6: Final answer
    x = 260,101.93

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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.