Home / 297,206.02-410,144.45-161,239.93

Finding the Fourth Proportional to 297,206.02, 410,144.45 and 161,239.93

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Solution

The fourth proportional to 297,206.02, 410,144.45 and 161,239.93 is: 222,511.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,206.02 : 410,144.45 = 161,239.93 : x
  2. Step 2: Convert to fraction form
    297,206.02/410,144.45 = 161,239.93/x
  3. Step 3: Cross multiply
    297,206.02x = 410,144.45 × 161,239.93
  4. Step 4: Simplify right side
    297,206.02x = 66,131,662,407.89
  5. Step 5: Solve for x
    x = 66,131,662,407.89/297,206.02
  6. Step 6: Final answer
    x = 222,511.18

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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.