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Finding the Fourth Proportional to 704,977.60, 969,128.26 and 606,501.09

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Solution

The fourth proportional to 704,977.60, 969,128.26 and 606,501.09 is: 833,753.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,977.60 : 969,128.26 = 606,501.09 : x
  2. Step 2: Convert to fraction form
    704,977.60/969,128.26 = 606,501.09/x
  3. Step 3: Cross multiply
    704,977.60x = 969,128.26 × 606,501.09
  4. Step 4: Simplify right side
    704,977.60x = 587,777,346,039.80
  5. Step 5: Solve for x
    x = 587,777,346,039.80/704,977.60
  6. Step 6: Final answer
    x = 833,753.22

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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.