Home / 836,817.51-1,254,490.41-331,733.28

Finding the Fourth Proportional to 836,817.51, 1,254,490.41 and 331,733.28

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Solution

The fourth proportional to 836,817.51, 1,254,490.41 and 331,733.28 is: 497,308.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,817.51 : 1,254,490.41 = 331,733.28 : x
  2. Step 2: Convert to fraction form
    836,817.51/1,254,490.41 = 331,733.28/x
  3. Step 3: Cross multiply
    836,817.51x = 1,254,490.41 × 331,733.28
  4. Step 4: Simplify right side
    836,817.51x = 416,156,218,437.85
  5. Step 5: Solve for x
    x = 416,156,218,437.85/836,817.51
  6. Step 6: Final answer
    x = 497,308.21

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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.