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Finding the Fourth Proportional to 504,047.28, 695,586.96 and 277,692.24

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Solution

The fourth proportional to 504,047.28, 695,586.96 and 277,692.24 is: 383,216.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,047.28 : 695,586.96 = 277,692.24 : x
  2. Step 2: Convert to fraction form
    504,047.28/695,586.96 = 277,692.24/x
  3. Step 3: Cross multiply
    504,047.28x = 695,586.96 × 277,692.24
  4. Step 4: Simplify right side
    504,047.28x = 193,159,101,037.19
  5. Step 5: Solve for x
    x = 193,159,101,037.19/504,047.28
  6. Step 6: Final answer
    x = 383,216.24

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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.