Home / 806,359.50-1,112,753.72-457,563.44

Finding the Fourth Proportional to 806,359.50, 1,112,753.72 and 457,563.44

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Solution

The fourth proportional to 806,359.50, 1,112,753.72 and 457,563.44 is: 631,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,359.50 : 1,112,753.72 = 457,563.44 : x
  2. Step 2: Convert to fraction form
    806,359.50/1,112,753.72 = 457,563.44/x
  3. Step 3: Cross multiply
    806,359.50x = 1,112,753.72 × 457,563.44
  4. Step 4: Simplify right side
    806,359.50x = 509,155,419,996.00
  5. Step 5: Solve for x
    x = 509,155,419,996.00/806,359.50
  6. Step 6: Final answer
    x = 631,424.84

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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.