Home / 297,683.23-410,805.69-161,718.20

Finding the Fourth Proportional to 297,683.23, 410,805.69 and 161,718.20

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Solution

The fourth proportional to 297,683.23, 410,805.69 and 161,718.20 is: 223,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,683.23 : 410,805.69 = 161,718.20 : x
  2. Step 2: Convert to fraction form
    297,683.23/410,805.69 = 161,718.20/x
  3. Step 3: Cross multiply
    297,683.23x = 410,805.69 × 161,718.20
  4. Step 4: Simplify right side
    297,683.23x = 66,434,754,682.53
  5. Step 5: Solve for x
    x = 66,434,754,682.53/297,683.23
  6. Step 6: Final answer
    x = 223,172.65

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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.