Home / 820,934.01-1,132,878.20-458,364.03

Finding the Fourth Proportional to 820,934.01, 1,132,878.20 and 458,364.03

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Solution

The fourth proportional to 820,934.01, 1,132,878.20 and 458,364.03 is: 632,536.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,934.01 : 1,132,878.20 = 458,364.03 : x
  2. Step 2: Convert to fraction form
    820,934.01/1,132,878.20 = 458,364.03/x
  3. Step 3: Cross multiply
    820,934.01x = 1,132,878.20 × 458,364.03
  4. Step 4: Simplify right side
    820,934.01x = 519,270,614,959.33
  5. Step 5: Solve for x
    x = 519,270,614,959.33/820,934.01
  6. Step 6: Final answer
    x = 632,536.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.