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Finding the Fourth Proportional to 577,141.51, 796,677.38 and 516,605.35

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Solution

The fourth proportional to 577,141.51, 796,677.38 and 516,605.35 is: 713,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,141.51 : 796,677.38 = 516,605.35 : x
  2. Step 2: Convert to fraction form
    577,141.51/796,677.38 = 516,605.35/x
  3. Step 3: Cross multiply
    577,141.51x = 796,677.38 × 516,605.35
  4. Step 4: Simplify right side
    577,141.51x = 411,567,796,731.98
  5. Step 5: Solve for x
    x = 411,567,796,731.98/577,141.51
  6. Step 6: Final answer
    x = 713,114.18

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1.5x scale

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.