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Finding the Fourth Proportional to 430,593.14, 594,210.66 and 239,604.86

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Solution

The fourth proportional to 430,593.14, 594,210.66 and 239,604.86 is: 330,650.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,593.14 : 594,210.66 = 239,604.86 : x
  2. Step 2: Convert to fraction form
    430,593.14/594,210.66 = 239,604.86/x
  3. Step 3: Cross multiply
    430,593.14x = 594,210.66 × 239,604.86
  4. Step 4: Simplify right side
    430,593.14x = 142,375,761,999.81
  5. Step 5: Solve for x
    x = 142,375,761,999.81/430,593.14
  6. Step 6: Final answer
    x = 330,650.33

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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.