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Finding the Fourth Proportional to 504,105, 695,667.06 and 277,745.64

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Solution

The fourth proportional to 504,105, 695,667.06 and 277,745.64 is: 383,290.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,105 : 695,667.06 = 277,745.64 : x
  2. Step 2: Convert to fraction form
    504,105/695,667.06 = 277,745.64/x
  3. Step 3: Cross multiply
    504,105x = 695,667.06 × 277,745.64
  4. Step 4: Simplify right side
    504,105x = 193,218,492,806.62
  5. Step 5: Solve for x
    x = 193,218,492,806.62/504,105
  6. Step 6: Final answer
    x = 383,290.17

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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.