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Finding the Fourth Proportional to 568,096.10, 784,256.68 and 353,305.36

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Solution

The fourth proportional to 568,096.10, 784,256.68 and 353,305.36 is: 487,738.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,096.10 : 784,256.68 = 353,305.36 : x
  2. Step 2: Convert to fraction form
    568,096.10/784,256.68 = 353,305.36/x
  3. Step 3: Cross multiply
    568,096.10x = 784,256.68 × 353,305.36
  4. Step 4: Simplify right side
    568,096.10x = 277,082,088,659.81
  5. Step 5: Solve for x
    x = 277,082,088,659.81/568,096.10
  6. Step 6: Final answer
    x = 487,738.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.