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Finding the Fourth Proportional to 584,165.80, 806,154.96 and 326,067.40

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Solution

The fourth proportional to 584,165.80, 806,154.96 and 326,067.40 is: 449,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,165.80 : 806,154.96 = 326,067.40 : x
  2. Step 2: Convert to fraction form
    584,165.80/806,154.96 = 326,067.40/x
  3. Step 3: Cross multiply
    584,165.80x = 806,154.96 × 326,067.40
  4. Step 4: Simplify right side
    584,165.80x = 262,860,851,804.30
  5. Step 5: Solve for x
    x = 262,860,851,804.30/584,165.80
  6. Step 6: Final answer
    x = 449,976.45

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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.