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Finding the Fourth Proportional to 466,518.60, 698,903.10 and 435,025.80

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Solution

The fourth proportional to 466,518.60, 698,903.10 and 435,025.80 is: 651,722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,518.60 : 698,903.10 = 435,025.80 : x
  2. Step 2: Convert to fraction form
    466,518.60/698,903.10 = 435,025.80/x
  3. Step 3: Cross multiply
    466,518.60x = 698,903.10 × 435,025.80
  4. Step 4: Simplify right side
    466,518.60x = 304,040,880,199.98
  5. Step 5: Solve for x
    x = 304,040,880,199.98/466,518.60
  6. Step 6: Final answer
    x = 651,722.95

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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.