Home / 583,146.36-874,763.89-198,775.85

Finding the Fourth Proportional to 583,146.36, 874,763.89 and 198,775.85

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Solution

The fourth proportional to 583,146.36, 874,763.89 and 198,775.85 is: 298,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,146.36 : 874,763.89 = 198,775.85 : x
  2. Step 2: Convert to fraction form
    583,146.36/874,763.89 = 198,775.85/x
  3. Step 3: Cross multiply
    583,146.36x = 874,763.89 × 198,775.85
  4. Step 4: Simplify right side
    583,146.36x = 173,881,930,913.30
  5. Step 5: Solve for x
    x = 173,881,930,913.30/583,146.36
  6. Step 6: Final answer
    x = 298,178.88

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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.