Home / 669,035.82-923,261.61-363,112.74

Finding the Fourth Proportional to 669,035.82, 923,261.61 and 363,112.74

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Solution

The fourth proportional to 669,035.82, 923,261.61 and 363,112.74 is: 501,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,035.82 : 923,261.61 = 363,112.74 : x
  2. Step 2: Convert to fraction form
    669,035.82/923,261.61 = 363,112.74/x
  3. Step 3: Cross multiply
    669,035.82x = 923,261.61 × 363,112.74
  4. Step 4: Simplify right side
    669,035.82x = 335,248,052,943.91
  5. Step 5: Solve for x
    x = 335,248,052,943.91/669,035.82
  6. Step 6: Final answer
    x = 501,091.34

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Double scale
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Similar ratio
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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.