Home / 805,253.40-1,111,251.96-461,094.53

Finding the Fourth Proportional to 805,253.40, 1,111,251.96 and 461,094.53

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Solution

The fourth proportional to 805,253.40, 1,111,251.96 and 461,094.53 is: 636,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,253.40 : 1,111,251.96 = 461,094.53 : x
  2. Step 2: Convert to fraction form
    805,253.40/1,111,251.96 = 461,094.53/x
  3. Step 3: Cross multiply
    805,253.40x = 1,111,251.96 × 461,094.53
  4. Step 4: Simplify right side
    805,253.40x = 512,392,194,651.52
  5. Step 5: Solve for x
    x = 512,392,194,651.52/805,253.40
  6. Step 6: Final answer
    x = 636,311.74

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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.