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Finding the Fourth Proportional to 630,523.44, 946,213.56 and 256,614.48

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Solution

The fourth proportional to 630,523.44, 946,213.56 and 256,614.48 is: 385,096.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,523.44 : 946,213.56 = 256,614.48 : x
  2. Step 2: Convert to fraction form
    630,523.44/946,213.56 = 256,614.48/x
  3. Step 3: Cross multiply
    630,523.44x = 946,213.56 × 256,614.48
  4. Step 4: Simplify right side
    630,523.44x = 242,812,100,668.35
  5. Step 5: Solve for x
    x = 242,812,100,668.35/630,523.44
  6. Step 6: Final answer
    x = 385,096.07

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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.