Home / 724,118.40-1,086,177.60-537,494.40

Finding the Fourth Proportional to 724,118.40, 1,086,177.60 and 537,494.40

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Solution

The fourth proportional to 724,118.40, 1,086,177.60 and 537,494.40 is: 806,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,118.40 : 1,086,177.60 = 537,494.40 : x
  2. Step 2: Convert to fraction form
    724,118.40/1,086,177.60 = 537,494.40/x
  3. Step 3: Cross multiply
    724,118.40x = 1,086,177.60 × 537,494.40
  4. Step 4: Simplify right side
    724,118.40x = 583,814,377,405.44
  5. Step 5: Solve for x
    x = 583,814,377,405.44/724,118.40
  6. Step 6: Final answer
    x = 806,241.60

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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.