Home / 277,183.98-382,512.02-156,326.30

Finding the Fourth Proportional to 277,183.98, 382,512.02 and 156,326.30

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Solution

The fourth proportional to 277,183.98, 382,512.02 and 156,326.30 is: 215,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,183.98 : 382,512.02 = 156,326.30 : x
  2. Step 2: Convert to fraction form
    277,183.98/382,512.02 = 156,326.30/x
  3. Step 3: Cross multiply
    277,183.98x = 382,512.02 × 156,326.30
  4. Step 4: Simplify right side
    277,183.98x = 59,796,688,792.13
  5. Step 5: Solve for x
    x = 59,796,688,792.13/277,183.98
  6. Step 6: Final answer
    x = 215,729.24

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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.