Home / 842,512.95-1,263,774.83-337,116.15

Finding the Fourth Proportional to 842,512.95, 1,263,774.83 and 337,116.15

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Solution

The fourth proportional to 842,512.95, 1,263,774.83 and 337,116.15 is: 505,676.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,512.95 : 1,263,774.83 = 337,116.15 : x
  2. Step 2: Convert to fraction form
    842,512.95/1,263,774.83 = 337,116.15/x
  3. Step 3: Cross multiply
    842,512.95x = 1,263,774.83 × 337,116.15
  4. Step 4: Simplify right side
    842,512.95x = 426,038,903,470.92
  5. Step 5: Solve for x
    x = 426,038,903,470.92/842,512.95
  6. Step 6: Final answer
    x = 505,676.39

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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.