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Finding the Fourth Proportional to 510,533.60, 765,800.52 and 229,722.80

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Solution

The fourth proportional to 510,533.60, 765,800.52 and 229,722.80 is: 344,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,533.60 : 765,800.52 = 229,722.80 : x
  2. Step 2: Convert to fraction form
    510,533.60/765,800.52 = 229,722.80/x
  3. Step 3: Cross multiply
    510,533.60x = 765,800.52 × 229,722.80
  4. Step 4: Simplify right side
    510,533.60x = 175,921,839,695.86
  5. Step 5: Solve for x
    x = 175,921,839,695.86/510,533.60
  6. Step 6: Final answer
    x = 344,584.25

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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.