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Finding the Fourth Proportional to 469,682.93, 704,552.81 and 132,748.77

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Solution

The fourth proportional to 469,682.93, 704,552.81 and 132,748.77 is: 199,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,682.93 : 704,552.81 = 132,748.77 : x
  2. Step 2: Convert to fraction form
    469,682.93/704,552.81 = 132,748.77/x
  3. Step 3: Cross multiply
    469,682.93x = 704,552.81 × 132,748.77
  4. Step 4: Simplify right side
    469,682.93x = 93,528,521,279.23
  5. Step 5: Solve for x
    x = 93,528,521,279.23/469,682.93
  6. Step 6: Final answer
    x = 199,131.19

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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.