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Finding the Fourth Proportional to 593,208.20, 889,812.30 and 344,529.80

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Solution

The fourth proportional to 593,208.20, 889,812.30 and 344,529.80 is: 516,794.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,208.20 : 889,812.30 = 344,529.80 : x
  2. Step 2: Convert to fraction form
    593,208.20/889,812.30 = 344,529.80/x
  3. Step 3: Cross multiply
    593,208.20x = 889,812.30 × 344,529.80
  4. Step 4: Simplify right side
    593,208.20x = 306,566,853,756.54
  5. Step 5: Solve for x
    x = 306,566,853,756.54/593,208.20
  6. Step 6: Final answer
    x = 516,794.70

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Double scale
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Similar ratio
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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.