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Finding the Fourth Proportional to 302,005.00, 416,424.49 and 192,965.28

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Solution

The fourth proportional to 302,005.00, 416,424.49 and 192,965.28 is: 266,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,005.00 : 416,424.49 = 192,965.28 : x
  2. Step 2: Convert to fraction form
    302,005.00/416,424.49 = 192,965.28/x
  3. Step 3: Cross multiply
    302,005.00x = 416,424.49 × 192,965.28
  4. Step 4: Simplify right side
    302,005.00x = 80,355,467,829.29
  5. Step 5: Solve for x
    x = 80,355,467,829.29/302,005.00
  6. Step 6: Final answer
    x = 266,073.31

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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.