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Finding the Fourth Proportional to 538,110.70, 807,166.05 and 301,914.70

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Solution

The fourth proportional to 538,110.70, 807,166.05 and 301,914.70 is: 452,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,110.70 : 807,166.05 = 301,914.70 : x
  2. Step 2: Convert to fraction form
    538,110.70/807,166.05 = 301,914.70/x
  3. Step 3: Cross multiply
    538,110.70x = 807,166.05 × 301,914.70
  4. Step 4: Simplify right side
    538,110.70x = 243,695,295,835.94
  5. Step 5: Solve for x
    x = 243,695,295,835.94/538,110.70
  6. Step 6: Final answer
    x = 452,872.05

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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.