Home / 844,344.90-1,165,160.97-462,365.10

Finding the Fourth Proportional to 844,344.90, 1,165,160.97 and 462,365.10

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Solution

The fourth proportional to 844,344.90, 1,165,160.97 and 462,365.10 is: 638,044.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,344.90 : 1,165,160.97 = 462,365.10 : x
  2. Step 2: Convert to fraction form
    844,344.90/1,165,160.97 = 462,365.10/x
  3. Step 3: Cross multiply
    844,344.90x = 1,165,160.97 × 462,365.10
  4. Step 4: Simplify right side
    844,344.90x = 538,729,768,410.15
  5. Step 5: Solve for x
    x = 538,729,768,410.15/844,344.90
  6. Step 6: Final answer
    x = 638,044.68

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Double scale
Find fourth proportional to 844,345.90, 1,165,162.35 and 462,366.10
Similar ratio
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1.5x scale

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.