Home / 723,025.54-1,085,301.51-706,739.78

Finding the Fourth Proportional to 723,025.54, 1,085,301.51 and 706,739.78

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Solution

The fourth proportional to 723,025.54, 1,085,301.51 and 706,739.78 is: 1,060,855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,025.54 : 1,085,301.51 = 706,739.78 : x
  2. Step 2: Convert to fraction form
    723,025.54/1,085,301.51 = 706,739.78/x
  3. Step 3: Cross multiply
    723,025.54x = 1,085,301.51 × 706,739.78
  4. Step 4: Simplify right side
    723,025.54x = 767,025,750,474.05
  5. Step 5: Solve for x
    x = 767,025,750,474.05/723,025.54
  6. Step 6: Final answer
    x = 1,060,855.68

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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.