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Finding the Fourth Proportional to 622,641.18, 934,093 and 201,884.26

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Solution

The fourth proportional to 622,641.18, 934,093 and 201,884.26 is: 302,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,641.18 : 934,093 = 201,884.26 : x
  2. Step 2: Convert to fraction form
    622,641.18/934,093 = 201,884.26/x
  3. Step 3: Cross multiply
    622,641.18x = 934,093 × 201,884.26
  4. Step 4: Simplify right side
    622,641.18x = 188,578,674,076.18
  5. Step 5: Solve for x
    x = 188,578,674,076.18/622,641.18
  6. Step 6: Final answer
    x = 302,868.94

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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.