Home / 898,591.22-1,237,948.41-626,164.73

Finding the Fourth Proportional to 898,591.22, 1,237,948.41 and 626,164.73

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Solution

The fourth proportional to 898,591.22, 1,237,948.41 and 626,164.73 is: 862,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,591.22 : 1,237,948.41 = 626,164.73 : x
  2. Step 2: Convert to fraction form
    898,591.22/1,237,948.41 = 626,164.73/x
  3. Step 3: Cross multiply
    898,591.22x = 1,237,948.41 × 626,164.73
  4. Step 4: Simplify right side
    898,591.22x = 775,159,631,901.58
  5. Step 5: Solve for x
    x = 775,159,631,901.58/898,591.22
  6. Step 6: Final answer
    x = 862,638.78

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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.