Home / 447,346.89-670,812.98-166,788.81

Finding the Fourth Proportional to 447,346.89, 670,812.98 and 166,788.81

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Solution

The fourth proportional to 447,346.89, 670,812.98 and 166,788.81 is: 250,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,346.89 : 670,812.98 = 166,788.81 : x
  2. Step 2: Convert to fraction form
    447,346.89/670,812.98 = 166,788.81/x
  3. Step 3: Cross multiply
    447,346.89x = 670,812.98 × 166,788.81
  4. Step 4: Simplify right side
    447,346.89x = 111,884,097,832.81
  5. Step 5: Solve for x
    x = 111,884,097,832.81/447,346.89
  6. Step 6: Final answer
    x = 250,105.90

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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.