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Finding the Fourth Proportional to 303,208.30, 453,937.65 and 185,110.30

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Solution

The fourth proportional to 303,208.30, 453,937.65 and 185,110.30 is: 277,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,208.30 : 453,937.65 = 185,110.30 : x
  2. Step 2: Convert to fraction form
    303,208.30/453,937.65 = 185,110.30/x
  3. Step 3: Cross multiply
    303,208.30x = 453,937.65 × 185,110.30
  4. Step 4: Simplify right side
    303,208.30x = 84,028,534,572.80
  5. Step 5: Solve for x
    x = 84,028,534,572.80/303,208.30
  6. Step 6: Final answer
    x = 277,131.38

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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.