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Finding the Fourth Proportional to 552,603.48, 761,550.48 and 484,174.68

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Solution

The fourth proportional to 552,603.48, 761,550.48 and 484,174.68 is: 667,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,603.48 : 761,550.48 = 484,174.68 : x
  2. Step 2: Convert to fraction form
    552,603.48/761,550.48 = 484,174.68/x
  3. Step 3: Cross multiply
    552,603.48x = 761,550.48 × 484,174.68
  4. Step 4: Simplify right side
    552,603.48x = 368,723,459,957.85
  5. Step 5: Solve for x
    x = 368,723,459,957.85/552,603.48
  6. Step 6: Final answer
    x = 667,247.81

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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.