Home / 943,618.80-1,415,428.20-569,449.20

Finding the Fourth Proportional to 943,618.80, 1,415,428.20 and 569,449.20

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Solution

The fourth proportional to 943,618.80, 1,415,428.20 and 569,449.20 is: 854,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,618.80 : 1,415,428.20 = 569,449.20 : x
  2. Step 2: Convert to fraction form
    943,618.80/1,415,428.20 = 569,449.20/x
  3. Step 3: Cross multiply
    943,618.80x = 1,415,428.20 × 569,449.20
  4. Step 4: Simplify right side
    943,618.80x = 806,014,456,147.44
  5. Step 5: Solve for x
    x = 806,014,456,147.44/943,618.80
  6. Step 6: Final answer
    x = 854,173.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.