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Finding the Fourth Proportional to 543,254.70, 814,882.05 and 333,011.10

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Solution

The fourth proportional to 543,254.70, 814,882.05 and 333,011.10 is: 499,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,254.70 : 814,882.05 = 333,011.10 : x
  2. Step 2: Convert to fraction form
    543,254.70/814,882.05 = 333,011.10/x
  3. Step 3: Cross multiply
    543,254.70x = 814,882.05 × 333,011.10
  4. Step 4: Simplify right side
    543,254.70x = 271,364,767,840.76
  5. Step 5: Solve for x
    x = 271,364,767,840.76/543,254.70
  6. Step 6: Final answer
    x = 499,516.65

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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.