Home / 805,196.64-1,111,185.18-442,635.80

Finding the Fourth Proportional to 805,196.64, 1,111,185.18 and 442,635.80

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Solution

The fourth proportional to 805,196.64, 1,111,185.18 and 442,635.80 is: 610,845.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,196.64 : 1,111,185.18 = 442,635.80 : x
  2. Step 2: Convert to fraction form
    805,196.64/1,111,185.18 = 442,635.80/x
  3. Step 3: Cross multiply
    805,196.64x = 1,111,185.18 × 442,635.80
  4. Step 4: Simplify right side
    805,196.64x = 491,850,341,097.44
  5. Step 5: Solve for x
    x = 491,850,341,097.44/805,196.64
  6. Step 6: Final answer
    x = 610,845.00

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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.