Home / 832,515.30-1,248,007.50-299,906.08

Finding the Fourth Proportional to 832,515.30, 1,248,007.50 and 299,906.08

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Solution

The fourth proportional to 832,515.30, 1,248,007.50 and 299,906.08 is: 449,583.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,515.30 : 1,248,007.50 = 299,906.08 : x
  2. Step 2: Convert to fraction form
    832,515.30/1,248,007.50 = 299,906.08/x
  3. Step 3: Cross multiply
    832,515.30x = 1,248,007.50 × 299,906.08
  4. Step 4: Simplify right side
    832,515.30x = 374,285,034,015.58
  5. Step 5: Solve for x
    x = 374,285,034,015.58/832,515.30
  6. Step 6: Final answer
    x = 449,583.37

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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.