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Finding the Fourth Proportional to 548,646.30, 822,969.45 and 337,599.90

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Solution

The fourth proportional to 548,646.30, 822,969.45 and 337,599.90 is: 506,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,646.30 : 822,969.45 = 337,599.90 : x
  2. Step 2: Convert to fraction form
    548,646.30/822,969.45 = 337,599.90/x
  3. Step 3: Cross multiply
    548,646.30x = 822,969.45 × 337,599.90
  4. Step 4: Simplify right side
    548,646.30x = 277,834,404,023.06
  5. Step 5: Solve for x
    x = 277,834,404,023.06/548,646.30
  6. Step 6: Final answer
    x = 506,399.85

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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.