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Finding the Fourth Proportional to 504,067,879.20, 756,101,818.80 and 296,593,312.80

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Solution

The fourth proportional to 504,067,879.20, 756,101,818.80 and 296,593,312.80 is: 444,889,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,067,879.20 : 756,101,818.80 = 296,593,312.80 : x
  2. Step 2: Convert to fraction form
    504,067,879.20/756,101,818.80 = 296,593,312.80/x
  3. Step 3: Cross multiply
    504,067,879.20x = 756,101,818.80 × 296,593,312.80
  4. Step 4: Simplify right side
    504,067,879.20x = 224,254,743,251,997,312
  5. Step 5: Solve for x
    x = 224,254,743,251,997,312/504,067,879.20
  6. Step 6: Final answer
    x = 444,889,969.20

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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.