Home / 802,253.30-1,107,040.05-458,087.54

Finding the Fourth Proportional to 802,253.30, 1,107,040.05 and 458,087.54

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Solution

The fourth proportional to 802,253.30, 1,107,040.05 and 458,087.54 is: 632,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,253.30 : 1,107,040.05 = 458,087.54 : x
  2. Step 2: Convert to fraction form
    802,253.30/1,107,040.05 = 458,087.54/x
  3. Step 3: Cross multiply
    802,253.30x = 1,107,040.05 × 458,087.54
  4. Step 4: Simplify right side
    802,253.30x = 507,121,253,185.98
  5. Step 5: Solve for x
    x = 507,121,253,185.98/802,253.30
  6. Step 6: Final answer
    x = 632,121.12

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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.