Home / 669,076.67-923,301.06-363,146.49

Finding the Fourth Proportional to 669,076.67, 923,301.06 and 363,146.49

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Solution

The fourth proportional to 669,076.67, 923,301.06 and 363,146.49 is: 501,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,076.67 : 923,301.06 = 363,146.49 : x
  2. Step 2: Convert to fraction form
    669,076.67/923,301.06 = 363,146.49/x
  3. Step 3: Cross multiply
    669,076.67x = 923,301.06 × 363,146.49
  4. Step 4: Simplify right side
    669,076.67x = 335,293,539,152.28
  5. Step 5: Solve for x
    x = 335,293,539,152.28/669,076.67
  6. Step 6: Final answer
    x = 501,128.73

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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.