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Finding the Fourth Proportional to 504,538.85, 696,269.07 and 275,094.26

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Solution

The fourth proportional to 504,538.85, 696,269.07 and 275,094.26 is: 379,633.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,538.85 : 696,269.07 = 275,094.26 : x
  2. Step 2: Convert to fraction form
    504,538.85/696,269.07 = 275,094.26/x
  3. Step 3: Cross multiply
    504,538.85x = 696,269.07 × 275,094.26
  4. Step 4: Simplify right side
    504,538.85x = 191,539,621,091.19
  5. Step 5: Solve for x
    x = 191,539,621,091.19/504,538.85
  6. Step 6: Final answer
    x = 379,633.05

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Double scale
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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.