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Finding the Fourth Proportional to 277,543.53, 383,019.35 and 170,092.80

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Solution

The fourth proportional to 277,543.53, 383,019.35 and 170,092.80 is: 234,733.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,543.53 : 383,019.35 = 170,092.80 : x
  2. Step 2: Convert to fraction form
    277,543.53/383,019.35 = 170,092.80/x
  3. Step 3: Cross multiply
    277,543.53x = 383,019.35 × 170,092.80
  4. Step 4: Simplify right side
    277,543.53x = 65,148,832,845.22
  5. Step 5: Solve for x
    x = 65,148,832,845.22/277,543.53
  6. Step 6: Final answer
    x = 234,733.75

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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.