Home / 528,057.60-792,086.40-173,083.20

Finding the Fourth Proportional to 528,057.60, 792,086.40 and 173,083.20

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Solution

The fourth proportional to 528,057.60, 792,086.40 and 173,083.20 is: 259,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,057.60 : 792,086.40 = 173,083.20 : x
  2. Step 2: Convert to fraction form
    528,057.60/792,086.40 = 173,083.20/x
  3. Step 3: Cross multiply
    528,057.60x = 792,086.40 × 173,083.20
  4. Step 4: Simplify right side
    528,057.60x = 137,096,848,788.48
  5. Step 5: Solve for x
    x = 137,096,848,788.48/528,057.60
  6. Step 6: Final answer
    x = 259,624.80

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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.