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Finding the Fourth Proportional to 669,924.54, 924,499.29 and 364,001.72

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Solution

The fourth proportional to 669,924.54, 924,499.29 and 364,001.72 is: 502,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,924.54 : 924,499.29 = 364,001.72 : x
  2. Step 2: Convert to fraction form
    669,924.54/924,499.29 = 364,001.72/x
  3. Step 3: Cross multiply
    669,924.54x = 924,499.29 × 364,001.72
  4. Step 4: Simplify right side
    669,924.54x = 336,519,327,076.28
  5. Step 5: Solve for x
    x = 336,519,327,076.28/669,924.54
  6. Step 6: Final answer
    x = 502,324.23

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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.