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Finding the Fourth Proportional to 704,979.67, 969,131.08 and 606,503.16

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Solution

The fourth proportional to 704,979.67, 969,131.08 and 606,503.16 is: 833,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,979.67 : 969,131.08 = 606,503.16 : x
  2. Step 2: Convert to fraction form
    704,979.67/969,131.08 = 606,503.16/x
  3. Step 3: Cross multiply
    704,979.67x = 969,131.08 × 606,503.16
  4. Step 4: Simplify right side
    704,979.67x = 587,781,062,474.21
  5. Step 5: Solve for x
    x = 587,781,062,474.21/704,979.67
  6. Step 6: Final answer
    x = 833,756.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.