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Finding the Fourth Proportional to 606,639.60, 909,959.40 and 594,829.80

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Solution

The fourth proportional to 606,639.60, 909,959.40 and 594,829.80 is: 892,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,639.60 : 909,959.40 = 594,829.80 : x
  2. Step 2: Convert to fraction form
    606,639.60/909,959.40 = 594,829.80/x
  3. Step 3: Cross multiply
    606,639.60x = 909,959.40 × 594,829.80
  4. Step 4: Simplify right side
    606,639.60x = 541,270,967,910.12
  5. Step 5: Solve for x
    x = 541,270,967,910.12/606,639.60
  6. Step 6: Final answer
    x = 892,244.70

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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.