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Finding the Fourth Proportional to 677,550.60, 1,015,669.80 and 606,691.80

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Solution

The fourth proportional to 677,550.60, 1,015,669.80 and 606,691.80 is: 909,450.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,550.60 : 1,015,669.80 = 606,691.80 : x
  2. Step 2: Convert to fraction form
    677,550.60/1,015,669.80 = 606,691.80/x
  3. Step 3: Cross multiply
    677,550.60x = 1,015,669.80 × 606,691.80
  4. Step 4: Simplify right side
    677,550.60x = 616,198,539,167.64
  5. Step 5: Solve for x
    x = 616,198,539,167.64/677,550.60
  6. Step 6: Final answer
    x = 909,450.22

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1.5x scale

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.