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Finding the Fourth Proportional to 501,956.40, 752,623.56 and 235,775.28

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Solution

The fourth proportional to 501,956.40, 752,623.56 and 235,775.28 is: 353,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,956.40 : 752,623.56 = 235,775.28 : x
  2. Step 2: Convert to fraction form
    501,956.40/752,623.56 = 235,775.28/x
  3. Step 3: Cross multiply
    501,956.40x = 752,623.56 × 235,775.28
  4. Step 4: Simplify right side
    501,956.40x = 177,450,030,593.60
  5. Step 5: Solve for x
    x = 177,450,030,593.60/501,956.40
  6. Step 6: Final answer
    x = 353,516.82

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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.