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Finding the Fourth Proportional to 593,793.20, 889,912.20 and 526,919.60

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Solution

The fourth proportional to 593,793.20, 889,912.20 and 526,919.60 is: 789,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,793.20 : 889,912.20 = 526,919.60 : x
  2. Step 2: Convert to fraction form
    593,793.20/889,912.20 = 526,919.60/x
  3. Step 3: Cross multiply
    593,793.20x = 889,912.20 × 526,919.60
  4. Step 4: Simplify right side
    593,793.20x = 468,912,180,459.12
  5. Step 5: Solve for x
    x = 468,912,180,459.12/593,793.20
  6. Step 6: Final answer
    x = 789,689.37

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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.