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Finding the Fourth Proportional to 466,611.70, 700,655.70 and 354,418.60

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Solution

The fourth proportional to 466,611.70, 700,655.70 and 354,418.60 is: 532,188.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,611.70 : 700,655.70 = 354,418.60 : x
  2. Step 2: Convert to fraction form
    466,611.70/700,655.70 = 354,418.60/x
  3. Step 3: Cross multiply
    466,611.70x = 700,655.70 × 354,418.60
  4. Step 4: Simplify right side
    466,611.70x = 248,325,412,276.02
  5. Step 5: Solve for x
    x = 248,325,412,276.02/466,611.70
  6. Step 6: Final answer
    x = 532,188.57

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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.