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Finding the Fourth Proportional to 504,249.60, 695,858.28 and 277,890.24

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Solution

The fourth proportional to 504,249.60, 695,858.28 and 277,890.24 is: 383,485.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,249.60 : 695,858.28 = 277,890.24 : x
  2. Step 2: Convert to fraction form
    504,249.60/695,858.28 = 277,890.24/x
  3. Step 3: Cross multiply
    504,249.60x = 695,858.28 × 277,890.24
  4. Step 4: Simplify right side
    504,249.60x = 193,372,224,435.19
  5. Step 5: Solve for x
    x = 193,372,224,435.19/504,249.60
  6. Step 6: Final answer
    x = 383,485.13

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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.