Home / 986,883.90-1,361,899.62-534,174.90

Finding the Fourth Proportional to 986,883.90, 1,361,899.62 and 534,174.90

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Solution

The fourth proportional to 986,883.90, 1,361,899.62 and 534,174.90 is: 737,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,883.90 : 1,361,899.62 = 534,174.90 : x
  2. Step 2: Convert to fraction form
    986,883.90/1,361,899.62 = 534,174.90/x
  3. Step 3: Cross multiply
    986,883.90x = 1,361,899.62 × 534,174.90
  4. Step 4: Simplify right side
    986,883.90x = 727,492,593,323.54
  5. Step 5: Solve for x
    x = 727,492,593,323.54/986,883.90
  6. Step 6: Final answer
    x = 737,161.27

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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.