Home / 836,699.80-1,254,531.30-481,538.20

Finding the Fourth Proportional to 836,699.80, 1,254,531.30 and 481,538.20

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Solution

The fourth proportional to 836,699.80, 1,254,531.30 and 481,538.20 is: 722,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,699.80 : 1,254,531.30 = 481,538.20 : x
  2. Step 2: Convert to fraction form
    836,699.80/1,254,531.30 = 481,538.20/x
  3. Step 3: Cross multiply
    836,699.80x = 1,254,531.30 × 481,538.20
  4. Step 4: Simplify right side
    836,699.80x = 604,104,744,045.66
  5. Step 5: Solve for x
    x = 604,104,744,045.66/836,699.80
  6. Step 6: Final answer
    x = 722,008.95

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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.