Home / 534,943.20-802,414.80-239,455.20

Finding the Fourth Proportional to 534,943.20, 802,414.80 and 239,455.20

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Solution

The fourth proportional to 534,943.20, 802,414.80 and 239,455.20 is: 359,182.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,943.20 : 802,414.80 = 239,455.20 : x
  2. Step 2: Convert to fraction form
    534,943.20/802,414.80 = 239,455.20/x
  3. Step 3: Cross multiply
    534,943.20x = 802,414.80 × 239,455.20
  4. Step 4: Simplify right side
    534,943.20x = 192,142,396,416.96
  5. Step 5: Solve for x
    x = 192,142,396,416.96/534,943.20
  6. Step 6: Final answer
    x = 359,182.80

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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.