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Finding the Fourth Proportional to 223,503.82, 308,002.17 and 185,318.80

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Solution

The fourth proportional to 223,503.82, 308,002.17 and 185,318.80 is: 255,380.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,503.82 : 308,002.17 = 185,318.80 : x
  2. Step 2: Convert to fraction form
    223,503.82/308,002.17 = 185,318.80/x
  3. Step 3: Cross multiply
    223,503.82x = 308,002.17 × 185,318.80
  4. Step 4: Simplify right side
    223,503.82x = 57,078,592,541.80
  5. Step 5: Solve for x
    x = 57,078,592,541.80/223,503.82
  6. Step 6: Final answer
    x = 255,380.84

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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.