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Finding the Fourth Proportional to 510,040.60, 763,311.30 and 468,050.20

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Solution

The fourth proportional to 510,040.60, 763,311.30 and 468,050.20 is: 700,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,040.60 : 763,311.30 = 468,050.20 : x
  2. Step 2: Convert to fraction form
    510,040.60/763,311.30 = 468,050.20/x
  3. Step 3: Cross multiply
    510,040.60x = 763,311.30 × 468,050.20
  4. Step 4: Simplify right side
    510,040.60x = 357,268,006,627.26
  5. Step 5: Solve for x
    x = 357,268,006,627.26/510,040.60
  6. Step 6: Final answer
    x = 700,469.74

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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.