Home / 298,111.02-411,257.50-177,183.58

Finding the Fourth Proportional to 298,111.02, 411,257.50 and 177,183.58

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Solution

The fourth proportional to 298,111.02, 411,257.50 and 177,183.58 is: 244,432.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,111.02 : 411,257.50 = 177,183.58 : x
  2. Step 2: Convert to fraction form
    298,111.02/411,257.50 = 177,183.58/x
  3. Step 3: Cross multiply
    298,111.02x = 411,257.50 × 177,183.58
  4. Step 4: Simplify right side
    298,111.02x = 72,868,076,151.85
  5. Step 5: Solve for x
    x = 72,868,076,151.85/298,111.02
  6. Step 6: Final answer
    x = 244,432.68

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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.