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Finding the Fourth Proportional to 504,348.50, 696,000.94 and 277,998.86

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Solution

The fourth proportional to 504,348.50, 696,000.94 and 277,998.86 is: 383,638.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,348.50 : 696,000.94 = 277,998.86 : x
  2. Step 2: Convert to fraction form
    504,348.50/696,000.94 = 277,998.86/x
  3. Step 3: Cross multiply
    504,348.50x = 696,000.94 × 277,998.86
  4. Step 4: Simplify right side
    504,348.50x = 193,487,467,878.93
  5. Step 5: Solve for x
    x = 193,487,467,878.93/504,348.50
  6. Step 6: Final answer
    x = 383,638.43

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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.