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Finding the Fourth Proportional to 606,025.60, 907,288.80 and 369,829.60

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Solution

The fourth proportional to 606,025.60, 907,288.80 and 369,829.60 is: 553,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,025.60 : 907,288.80 = 369,829.60 : x
  2. Step 2: Convert to fraction form
    606,025.60/907,288.80 = 369,829.60/x
  3. Step 3: Cross multiply
    606,025.60x = 907,288.80 × 369,829.60
  4. Step 4: Simplify right side
    606,025.60x = 335,542,253,988.48
  5. Step 5: Solve for x
    x = 335,542,253,988.48/606,025.60
  6. Step 6: Final answer
    x = 553,676.70

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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.