Home / 546,838.20-820,257.30-523,218.60

Finding the Fourth Proportional to 546,838.20, 820,257.30 and 523,218.60

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Solution

The fourth proportional to 546,838.20, 820,257.30 and 523,218.60 is: 784,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,838.20 : 820,257.30 = 523,218.60 : x
  2. Step 2: Convert to fraction form
    546,838.20/820,257.30 = 523,218.60/x
  3. Step 3: Cross multiply
    546,838.20x = 820,257.30 × 523,218.60
  4. Step 4: Simplify right side
    546,838.20x = 429,173,876,145.78
  5. Step 5: Solve for x
    x = 429,173,876,145.78/546,838.20
  6. Step 6: Final answer
    x = 784,827.90

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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.