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Finding the Fourth Proportional to 534,786.98, 802,011.13 and 174,874.68

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Solution

The fourth proportional to 534,786.98, 802,011.13 and 174,874.68 is: 262,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,786.98 : 802,011.13 = 174,874.68 : x
  2. Step 2: Convert to fraction form
    534,786.98/802,011.13 = 174,874.68/x
  3. Step 3: Cross multiply
    534,786.98x = 802,011.13 × 174,874.68
  4. Step 4: Simplify right side
    534,786.98x = 140,251,437,351.48
  5. Step 5: Solve for x
    x = 140,251,437,351.48/534,786.98
  6. Step 6: Final answer
    x = 262,256.64

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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.