Home / 726,222.80-1,088,167.80-684,232.40

Finding the Fourth Proportional to 726,222.80, 1,088,167.80 and 684,232.40

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Solution

The fourth proportional to 726,222.80, 1,088,167.80 and 684,232.40 is: 1,025,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,222.80 : 1,088,167.80 = 684,232.40 : x
  2. Step 2: Convert to fraction form
    726,222.80/1,088,167.80 = 684,232.40/x
  3. Step 3: Cross multiply
    726,222.80x = 1,088,167.80 × 684,232.40
  4. Step 4: Simplify right side
    726,222.80x = 744,559,665,396.72
  5. Step 5: Solve for x
    x = 744,559,665,396.72/726,222.80
  6. Step 6: Final answer
    x = 1,025,249.64

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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.