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Finding the Fourth Proportional to 547,945.98, 756,398.22 and 333,154.62

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Solution

The fourth proportional to 547,945.98, 756,398.22 and 333,154.62 is: 459,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,945.98 : 756,398.22 = 333,154.62 : x
  2. Step 2: Convert to fraction form
    547,945.98/756,398.22 = 333,154.62/x
  3. Step 3: Cross multiply
    547,945.98x = 756,398.22 × 333,154.62
  4. Step 4: Simplify right side
    547,945.98x = 251,997,561,552.78
  5. Step 5: Solve for x
    x = 251,997,561,552.78/547,945.98
  6. Step 6: Final answer
    x = 459,894.90

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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.