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Finding the Fourth Proportional to 339,658.40, 468,781.08 and 244,480.16

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Solution

The fourth proportional to 339,658.40, 468,781.08 and 244,480.16 is: 337,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,658.40 : 468,781.08 = 244,480.16 : x
  2. Step 2: Convert to fraction form
    339,658.40/468,781.08 = 244,480.16/x
  3. Step 3: Cross multiply
    339,658.40x = 468,781.08 × 244,480.16
  4. Step 4: Simplify right side
    339,658.40x = 114,607,673,443.37
  5. Step 5: Solve for x
    x = 114,607,673,443.37/339,658.40
  6. Step 6: Final answer
    x = 337,420.40

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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.