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Finding the Fourth Proportional to 540,265.41, 810,432.68 and 207,841.41

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Solution

The fourth proportional to 540,265.41, 810,432.68 and 207,841.41 is: 311,775.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,265.41 : 810,432.68 = 207,841.41 : x
  2. Step 2: Convert to fraction form
    540,265.41/810,432.68 = 207,841.41/x
  3. Step 3: Cross multiply
    540,265.41x = 810,432.68 × 207,841.41
  4. Step 4: Simplify right side
    540,265.41x = 168,441,469,882.07
  5. Step 5: Solve for x
    x = 168,441,469,882.07/540,265.41
  6. Step 6: Final answer
    x = 311,775.41

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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.