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Finding the Fourth Proportional to 543,544.02, 814,813.02 and 206,483.58

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Solution

The fourth proportional to 543,544.02, 814,813.02 and 206,483.58 is: 309,534.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,544.02 : 814,813.02 = 206,483.58 : x
  2. Step 2: Convert to fraction form
    543,544.02/814,813.02 = 206,483.58/x
  3. Step 3: Cross multiply
    543,544.02x = 814,813.02 × 206,483.58
  4. Step 4: Simplify right side
    543,544.02x = 168,245,509,400.21
  5. Step 5: Solve for x
    x = 168,245,509,400.21/543,544.02
  6. Step 6: Final answer
    x = 309,534.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.