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Finding the Fourth Proportional to 496,334.01, 744,632.22 and 259,613.13

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Solution

The fourth proportional to 496,334.01, 744,632.22 and 259,613.13 is: 389,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,334.01 : 744,632.22 = 259,613.13 : x
  2. Step 2: Convert to fraction form
    496,334.01/744,632.22 = 259,613.13/x
  3. Step 3: Cross multiply
    496,334.01x = 744,632.22 × 259,613.13
  4. Step 4: Simplify right side
    496,334.01x = 193,316,301,333.05
  5. Step 5: Solve for x
    x = 193,316,301,333.05/496,334.01
  6. Step 6: Final answer
    x = 389,488.32

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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.