Home / 569,629.45-854,527.10-209,972.44

Finding the Fourth Proportional to 569,629.45, 854,527.10 and 209,972.44

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Solution

The fourth proportional to 569,629.45, 854,527.10 and 209,972.44 is: 314,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,629.45 : 854,527.10 = 209,972.44 : x
  2. Step 2: Convert to fraction form
    569,629.45/854,527.10 = 209,972.44/x
  3. Step 3: Cross multiply
    569,629.45x = 854,527.10 × 209,972.44
  4. Step 4: Simplify right side
    569,629.45x = 179,427,140,233.12
  5. Step 5: Solve for x
    x = 179,427,140,233.12/569,629.45
  6. Step 6: Final answer
    x = 314,989.23

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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.