Home / 905,781.48-1,250,256.96-583,490.60

Finding the Fourth Proportional to 905,781.48, 1,250,256.96 and 583,490.60

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Solution

The fourth proportional to 905,781.48, 1,250,256.96 and 583,490.60 is: 805,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,781.48 : 1,250,256.96 = 583,490.60 : x
  2. Step 2: Convert to fraction form
    905,781.48/1,250,256.96 = 583,490.60/x
  3. Step 3: Cross multiply
    905,781.48x = 1,250,256.96 × 583,490.60
  4. Step 4: Simplify right side
    905,781.48x = 729,513,183,744.58
  5. Step 5: Solve for x
    x = 729,513,183,744.58/905,781.48
  6. Step 6: Final answer
    x = 805,396.44

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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.