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Finding the Fourth Proportional to 651,896.87, 899,655.54 and 365,509.22

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Solution

The fourth proportional to 651,896.87, 899,655.54 and 365,509.22 is: 504,423.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,896.87 : 899,655.54 = 365,509.22 : x
  2. Step 2: Convert to fraction form
    651,896.87/899,655.54 = 365,509.22/x
  3. Step 3: Cross multiply
    651,896.87x = 899,655.54 × 365,509.22
  4. Step 4: Simplify right side
    651,896.87x = 328,832,394,694.08
  5. Step 5: Solve for x
    x = 328,832,394,694.08/651,896.87
  6. Step 6: Final answer
    x = 504,423.95

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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.