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Finding the Fourth Proportional to 577,140.51, 796,676.00 and 516,604.35

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Solution

The fourth proportional to 577,140.51, 796,676.00 and 516,604.35 is: 713,112.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,140.51 : 796,676.00 = 516,604.35 : x
  2. Step 2: Convert to fraction form
    577,140.51/796,676.00 = 516,604.35/x
  3. Step 3: Cross multiply
    577,140.51x = 796,676.00 × 516,604.35
  4. Step 4: Simplify right side
    577,140.51x = 411,566,284,557.58
  5. Step 5: Solve for x
    x = 411,566,284,557.58/577,140.51
  6. Step 6: Final answer
    x = 713,112.80

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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.