Home / 296,568.12-409,264.02-162,432.12

Finding the Fourth Proportional to 296,568.12, 409,264.02 and 162,432.12

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Solution

The fourth proportional to 296,568.12, 409,264.02 and 162,432.12 is: 224,156.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,568.12 : 409,264.02 = 162,432.12 : x
  2. Step 2: Convert to fraction form
    296,568.12/409,264.02 = 162,432.12/x
  3. Step 3: Cross multiply
    296,568.12x = 409,264.02 × 162,432.12
  4. Step 4: Simplify right side
    296,568.12x = 66,477,622,408.32
  5. Step 5: Solve for x
    x = 66,477,622,408.32/296,568.12
  6. Step 6: Final answer
    x = 224,156.33

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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.