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Finding the Fourth Proportional to 597,519.66, 824,580.60 and 355,812.42

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Solution

The fourth proportional to 597,519.66, 824,580.60 and 355,812.42 is: 491,023.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,519.66 : 824,580.60 = 355,812.42 : x
  2. Step 2: Convert to fraction form
    597,519.66/824,580.60 = 355,812.42/x
  3. Step 3: Cross multiply
    597,519.66x = 824,580.60 × 355,812.42
  4. Step 4: Simplify right side
    597,519.66x = 293,396,018,771.05
  5. Step 5: Solve for x
    x = 293,396,018,771.05/597,519.66
  6. Step 6: Final answer
    x = 491,023.21

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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.