Home / 823,252.60-1,234,101.30-486,551.80

Finding the Fourth Proportional to 823,252.60, 1,234,101.30 and 486,551.80

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Solution

The fourth proportional to 823,252.60, 1,234,101.30 and 486,551.80 is: 729,368.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,252.60 : 1,234,101.30 = 486,551.80 : x
  2. Step 2: Convert to fraction form
    823,252.60/1,234,101.30 = 486,551.80/x
  3. Step 3: Cross multiply
    823,252.60x = 1,234,101.30 × 486,551.80
  4. Step 4: Simplify right side
    823,252.60x = 600,454,208,897.34
  5. Step 5: Solve for x
    x = 600,454,208,897.34/823,252.60
  6. Step 6: Final answer
    x = 729,368.13

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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.