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Finding the Fourth Proportional to 297,884.09, 410,907.97 and 188,946.92

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Solution

The fourth proportional to 297,884.09, 410,907.97 and 188,946.92 is: 260,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,884.09 : 410,907.97 = 188,946.92 : x
  2. Step 2: Convert to fraction form
    297,884.09/410,907.97 = 188,946.92/x
  3. Step 3: Cross multiply
    297,884.09x = 410,907.97 × 188,946.92
  4. Step 4: Simplify right side
    297,884.09x = 77,639,795,334.95
  5. Step 5: Solve for x
    x = 77,639,795,334.95/297,884.09
  6. Step 6: Final answer
    x = 260,637.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.