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Finding the Fourth Proportional to 223,860.30, 335,790.45 and 83,600.70

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Solution

The fourth proportional to 223,860.30, 335,790.45 and 83,600.70 is: 125,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,860.30 : 335,790.45 = 83,600.70 : x
  2. Step 2: Convert to fraction form
    223,860.30/335,790.45 = 83,600.70/x
  3. Step 3: Cross multiply
    223,860.30x = 335,790.45 × 83,600.70
  4. Step 4: Simplify right side
    223,860.30x = 28,072,316,673.32
  5. Step 5: Solve for x
    x = 28,072,316,673.32/223,860.30
  6. Step 6: Final answer
    x = 125,401.05

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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.