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Finding the Fourth Proportional to 595,812.20, 835,243 and 595,812.20

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Solution

The fourth proportional to 595,812.20, 835,243 and 595,812.20 is: 835,243

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,812.20 : 835,243 = 595,812.20 : x
  2. Step 2: Convert to fraction form
    595,812.20/835,243 = 595,812.20/x
  3. Step 3: Cross multiply
    595,812.20x = 835,243 × 595,812.20
  4. Step 4: Simplify right side
    595,812.20x = 497,647,969,364.60
  5. Step 5: Solve for x
    x = 497,647,969,364.60/595,812.20
  6. Step 6: Final answer
    x = 835,243

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.