Home / 809,239.48-1,116,799.02-451,566.52

Finding the Fourth Proportional to 809,239.48, 1,116,799.02 and 451,566.52

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Solution

The fourth proportional to 809,239.48, 1,116,799.02 and 451,566.52 is: 623,188.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,239.48 : 1,116,799.02 = 451,566.52 : x
  2. Step 2: Convert to fraction form
    809,239.48/1,116,799.02 = 451,566.52/x
  3. Step 3: Cross multiply
    809,239.48x = 1,116,799.02 × 451,566.52
  4. Step 4: Simplify right side
    809,239.48x = 504,309,047,000.81
  5. Step 5: Solve for x
    x = 504,309,047,000.81/809,239.48
  6. Step 6: Final answer
    x = 623,188.88

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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.