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Finding the Fourth Proportional to 436,459.24, 653,775.10 and 351,739.72

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Solution

The fourth proportional to 436,459.24, 653,775.10 and 351,739.72 is: 526,873.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,459.24 : 653,775.10 = 351,739.72 : x
  2. Step 2: Convert to fraction form
    436,459.24/653,775.10 = 351,739.72/x
  3. Step 3: Cross multiply
    436,459.24x = 653,775.10 × 351,739.72
  4. Step 4: Simplify right side
    436,459.24x = 229,958,670,616.97
  5. Step 5: Solve for x
    x = 229,958,670,616.97/436,459.24
  6. Step 6: Final answer
    x = 526,873.19

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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.