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Finding the Fourth Proportional to 580,596.60, 869,145.30 and 510,612.60

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Solution

The fourth proportional to 580,596.60, 869,145.30 and 510,612.60 is: 764,380.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,596.60 : 869,145.30 = 510,612.60 : x
  2. Step 2: Convert to fraction form
    580,596.60/869,145.30 = 510,612.60/x
  3. Step 3: Cross multiply
    580,596.60x = 869,145.30 × 510,612.60
  4. Step 4: Simplify right side
    580,596.60x = 443,796,541,410.78
  5. Step 5: Solve for x
    x = 443,796,541,410.78/580,596.60
  6. Step 6: Final answer
    x = 764,380.19

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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.