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Finding the Fourth Proportional to 568,228.10, 784,449.62 and 415,094.36

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Solution

The fourth proportional to 568,228.10, 784,449.62 and 415,094.36 is: 573,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,228.10 : 784,449.62 = 415,094.36 : x
  2. Step 2: Convert to fraction form
    568,228.10/784,449.62 = 415,094.36/x
  3. Step 3: Cross multiply
    568,228.10x = 784,449.62 × 415,094.36
  4. Step 4: Simplify right side
    568,228.10x = 325,620,612,966.14
  5. Step 5: Solve for x
    x = 325,620,612,966.14/568,228.10
  6. Step 6: Final answer
    x = 573,045.60

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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.