Home / 891,554.28-1,230,340.77-483,656.37

Finding the Fourth Proportional to 891,554.28, 1,230,340.77 and 483,656.37

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Solution

The fourth proportional to 891,554.28, 1,230,340.77 and 483,656.37 is: 667,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,554.28 : 1,230,340.77 = 483,656.37 : x
  2. Step 2: Convert to fraction form
    891,554.28/1,230,340.77 = 483,656.37/x
  3. Step 3: Cross multiply
    891,554.28x = 1,230,340.77 × 483,656.37
  4. Step 4: Simplify right side
    891,554.28x = 595,062,150,681.21
  5. Step 5: Solve for x
    x = 595,062,150,681.21/891,554.28
  6. Step 6: Final answer
    x = 667,443.55

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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.