Home / 669,102.69-923,362.67-363,179.19

Finding the Fourth Proportional to 669,102.69, 923,362.67 and 363,179.19

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Solution

The fourth proportional to 669,102.69, 923,362.67 and 363,179.19 is: 501,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,102.69 : 923,362.67 = 363,179.19 : x
  2. Step 2: Convert to fraction form
    669,102.69/923,362.67 = 363,179.19/x
  3. Step 3: Cross multiply
    669,102.69x = 923,362.67 × 363,179.19
  4. Step 4: Simplify right side
    669,102.69x = 335,346,110,937.40
  5. Step 5: Solve for x
    x = 335,346,110,937.40/669,102.69
  6. Step 6: Final answer
    x = 501,187.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.