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Finding the Fourth Proportional to 568,566.04, 784,615.84 and 313,919.04

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Solution

The fourth proportional to 568,566.04, 784,615.84 and 313,919.04 is: 433,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,566.04 : 784,615.84 = 313,919.04 : x
  2. Step 2: Convert to fraction form
    568,566.04/784,615.84 = 313,919.04/x
  3. Step 3: Cross multiply
    568,566.04x = 784,615.84 × 313,919.04
  4. Step 4: Simplify right side
    568,566.04x = 246,305,851,261.59
  5. Step 5: Solve for x
    x = 246,305,851,261.59/568,566.04
  6. Step 6: Final answer
    x = 433,205.35

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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.