Home / 931,662.09-1,285,739.30-523,892.29

Finding the Fourth Proportional to 931,662.09, 1,285,739.30 and 523,892.29

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Solution

The fourth proportional to 931,662.09, 1,285,739.30 and 523,892.29 is: 722,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,662.09 : 1,285,739.30 = 523,892.29 : x
  2. Step 2: Convert to fraction form
    931,662.09/1,285,739.30 = 523,892.29/x
  3. Step 3: Cross multiply
    931,662.09x = 1,285,739.30 × 523,892.29
  4. Step 4: Simplify right side
    931,662.09x = 673,588,906,220.00
  5. Step 5: Solve for x
    x = 673,588,906,220.00/931,662.09
  6. Step 6: Final answer
    x = 722,997.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.