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Finding the Fourth Proportional to 375,524.60, 563,228.04 and 122,803

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Solution

The fourth proportional to 375,524.60, 563,228.04 and 122,803 is: 184,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,524.60 : 563,228.04 = 122,803 : x
  2. Step 2: Convert to fraction form
    375,524.60/563,228.04 = 122,803/x
  3. Step 3: Cross multiply
    375,524.60x = 563,228.04 × 122,803
  4. Step 4: Simplify right side
    375,524.60x = 69,166,092,996.12
  5. Step 5: Solve for x
    x = 69,166,092,996.12/375,524.60
  6. Step 6: Final answer
    x = 184,185.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.