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Finding the Fourth Proportional to 504,074.84, 695,622.88 and 277,720.34

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Solution

The fourth proportional to 504,074.84, 695,622.88 and 277,720.34 is: 383,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,074.84 : 695,622.88 = 277,720.34 : x
  2. Step 2: Convert to fraction form
    504,074.84/695,622.88 = 277,720.34/x
  3. Step 3: Cross multiply
    504,074.84x = 695,622.88 × 277,720.34
  4. Step 4: Simplify right side
    504,074.84x = 193,188,622,745.38
  5. Step 5: Solve for x
    x = 193,188,622,745.38/504,074.84
  6. Step 6: Final answer
    x = 383,253.85

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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.