Home / 691,226.60-1,036,684.30-247,994.60

Finding the Fourth Proportional to 691,226.60, 1,036,684.30 and 247,994.60

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Solution

The fourth proportional to 691,226.60, 1,036,684.30 and 247,994.60 is: 371,936.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,226.60 : 1,036,684.30 = 247,994.60 : x
  2. Step 2: Convert to fraction form
    691,226.60/1,036,684.30 = 247,994.60/x
  3. Step 3: Cross multiply
    691,226.60x = 1,036,684.30 × 247,994.60
  4. Step 4: Simplify right side
    691,226.60x = 257,092,108,304.78
  5. Step 5: Solve for x
    x = 257,092,108,304.78/691,226.60
  6. Step 6: Final answer
    x = 371,936.07

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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.