Home / 923,999.24-1,275,139.86-542,301.32

Finding the Fourth Proportional to 923,999.24, 1,275,139.86 and 542,301.32

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Solution

The fourth proportional to 923,999.24, 1,275,139.86 and 542,301.32 is: 748,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,999.24 : 1,275,139.86 = 542,301.32 : x
  2. Step 2: Convert to fraction form
    923,999.24/1,275,139.86 = 542,301.32/x
  3. Step 3: Cross multiply
    923,999.24x = 1,275,139.86 × 542,301.32
  4. Step 4: Simplify right side
    923,999.24x = 691,510,029,262.62
  5. Step 5: Solve for x
    x = 691,510,029,262.62/923,999.24
  6. Step 6: Final answer
    x = 748,388.09

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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.