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Finding the Fourth Proportional to 603,177.24, 904,421.34 and 247,899

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Solution

The fourth proportional to 603,177.24, 904,421.34 and 247,899 is: 371,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,177.24 : 904,421.34 = 247,899 : x
  2. Step 2: Convert to fraction form
    603,177.24/904,421.34 = 247,899/x
  3. Step 3: Cross multiply
    603,177.24x = 904,421.34 × 247,899
  4. Step 4: Simplify right side
    603,177.24x = 224,205,145,764.66
  5. Step 5: Solve for x
    x = 224,205,145,764.66/603,177.24
  6. Step 6: Final answer
    x = 371,706.91

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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.