Home / 356,432.20-534,792.30-156,790.60

Finding the Fourth Proportional to 356,432.20, 534,792.30 and 156,790.60

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Solution

The fourth proportional to 356,432.20, 534,792.30 and 156,790.60 is: 235,249.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,432.20 : 534,792.30 = 156,790.60 : x
  2. Step 2: Convert to fraction form
    356,432.20/534,792.30 = 156,790.60/x
  3. Step 3: Cross multiply
    356,432.20x = 534,792.30 × 156,790.60
  4. Step 4: Simplify right side
    356,432.20x = 83,850,405,592.38
  5. Step 5: Solve for x
    x = 83,850,405,592.38/356,432.20
  6. Step 6: Final answer
    x = 235,249.24

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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.