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Finding the Fourth Proportional to 606,859,529.60, 837,466,151.91 and 328,401,053.13

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Solution

The fourth proportional to 606,859,529.60, 837,466,151.91 and 328,401,053.13 is: 453,193,453.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,859,529.60 : 837,466,151.91 = 328,401,053.13 : x
  2. Step 2: Convert to fraction form
    606,859,529.60/837,466,151.91 = 328,401,053.13/x
  3. Step 3: Cross multiply
    606,859,529.60x = 837,466,151.91 × 328,401,053.13
  4. Step 4: Simplify right side
    606,859,529.60x = 275,024,766,247,972,544
  5. Step 5: Solve for x
    x = 275,024,766,247,972,544/606,859,529.60
  6. Step 6: Final answer
    x = 453,193,453.89

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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.