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Finding the Fourth Proportional to 589,033.70, 883,550.55 and 512,051.30

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Solution

The fourth proportional to 589,033.70, 883,550.55 and 512,051.30 is: 768,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,033.70 : 883,550.55 = 512,051.30 : x
  2. Step 2: Convert to fraction form
    589,033.70/883,550.55 = 512,051.30/x
  3. Step 3: Cross multiply
    589,033.70x = 883,550.55 × 512,051.30
  4. Step 4: Simplify right side
    589,033.70x = 452,423,207,743.22
  5. Step 5: Solve for x
    x = 452,423,207,743.22/589,033.70
  6. Step 6: Final answer
    x = 768,076.95

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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.