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Finding the Fourth Proportional to 205,033.80, 307,550.70 and 183,606.60

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Solution

The fourth proportional to 205,033.80, 307,550.70 and 183,606.60 is: 275,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,033.80 : 307,550.70 = 183,606.60 : x
  2. Step 2: Convert to fraction form
    205,033.80/307,550.70 = 183,606.60/x
  3. Step 3: Cross multiply
    205,033.80x = 307,550.70 × 183,606.60
  4. Step 4: Simplify right side
    205,033.80x = 56,468,338,354.62
  5. Step 5: Solve for x
    x = 56,468,338,354.62/205,033.80
  6. Step 6: Final answer
    x = 275,409.90

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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.