Home / 671,261.53-1,006,738.49-191,480.24

Finding the Fourth Proportional to 671,261.53, 1,006,738.49 and 191,480.24

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Solution

The fourth proportional to 671,261.53, 1,006,738.49 and 191,480.24 is: 287,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,261.53 : 1,006,738.49 = 191,480.24 : x
  2. Step 2: Convert to fraction form
    671,261.53/1,006,738.49 = 191,480.24/x
  3. Step 3: Cross multiply
    671,261.53x = 1,006,738.49 × 191,480.24
  4. Step 4: Simplify right side
    671,261.53x = 192,770,523,127.45
  5. Step 5: Solve for x
    x = 192,770,523,127.45/671,261.53
  6. Step 6: Final answer
    x = 287,176.48

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Double scale
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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.