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Finding the Fourth Proportional to 590,984.20, 886,217.10 and 235,880.20

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Solution

The fourth proportional to 590,984.20, 886,217.10 and 235,880.20 is: 353,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,984.20 : 886,217.10 = 235,880.20 : x
  2. Step 2: Convert to fraction form
    590,984.20/886,217.10 = 235,880.20/x
  3. Step 3: Cross multiply
    590,984.20x = 886,217.10 × 235,880.20
  4. Step 4: Simplify right side
    590,984.20x = 209,041,066,791.42
  5. Step 5: Solve for x
    x = 209,041,066,791.42/590,984.20
  6. Step 6: Final answer
    x = 353,716.85

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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.