Home / 836,808.30-1,254,506.97-363,136.86

Finding the Fourth Proportional to 836,808.30, 1,254,506.97 and 363,136.86

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Solution

The fourth proportional to 836,808.30, 1,254,506.97 and 363,136.86 is: 544,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,808.30 : 1,254,506.97 = 363,136.86 : x
  2. Step 2: Convert to fraction form
    836,808.30/1,254,506.97 = 363,136.86/x
  3. Step 3: Cross multiply
    836,808.30x = 1,254,506.97 × 363,136.86
  4. Step 4: Simplify right side
    836,808.30x = 455,557,721,933.91
  5. Step 5: Solve for x
    x = 455,557,721,933.91/836,808.30
  6. Step 6: Final answer
    x = 544,399.14

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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.