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Finding the Fourth Proportional to 504,524.76, 696,249.60 and 275,080.17

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Solution

The fourth proportional to 504,524.76, 696,249.60 and 275,080.17 is: 379,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,524.76 : 696,249.60 = 275,080.17 : x
  2. Step 2: Convert to fraction form
    504,524.76/696,249.60 = 275,080.17/x
  3. Step 3: Cross multiply
    504,524.76x = 696,249.60 × 275,080.17
  4. Step 4: Simplify right side
    504,524.76x = 191,524,458,330.43
  5. Step 5: Solve for x
    x = 191,524,458,330.43/504,524.76
  6. Step 6: Final answer
    x = 379,613.60

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Half scale
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Double scale
Find fourth proportional to 504,525.76, 696,250.98 and 275,081.17
Similar ratio
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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.