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Finding the Fourth Proportional to 622,595.30, 934,008.15 and 201,884.90

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Solution

The fourth proportional to 622,595.30, 934,008.15 and 201,884.90 is: 302,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,595.30 : 934,008.15 = 201,884.90 : x
  2. Step 2: Convert to fraction form
    622,595.30/934,008.15 = 201,884.90/x
  3. Step 3: Cross multiply
    622,595.30x = 934,008.15 × 201,884.90
  4. Step 4: Simplify right side
    622,595.30x = 188,562,141,961.94
  5. Step 5: Solve for x
    x = 188,562,141,961.94/622,595.30
  6. Step 6: Final answer
    x = 302,864.71

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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.