Home / 724,350.40-1,086,525.60-537,726.40

Finding the Fourth Proportional to 724,350.40, 1,086,525.60 and 537,726.40

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Solution

The fourth proportional to 724,350.40, 1,086,525.60 and 537,726.40 is: 806,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,350.40 : 1,086,525.60 = 537,726.40 : x
  2. Step 2: Convert to fraction form
    724,350.40/1,086,525.60 = 537,726.40/x
  3. Step 3: Cross multiply
    724,350.40x = 1,086,525.60 × 537,726.40
  4. Step 4: Simplify right side
    724,350.40x = 584,253,499,395.84
  5. Step 5: Solve for x
    x = 584,253,499,395.84/724,350.40
  6. Step 6: Final answer
    x = 806,589.60

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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.