Home / 694,706.90-1,040,505.15-536,422.10

Finding the Fourth Proportional to 694,706.90, 1,040,505.15 and 536,422.10

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Solution

The fourth proportional to 694,706.90, 1,040,505.15 and 536,422.10 is: 803,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,706.90 : 1,040,505.15 = 536,422.10 : x
  2. Step 2: Convert to fraction form
    694,706.90/1,040,505.15 = 536,422.10/x
  3. Step 3: Cross multiply
    694,706.90x = 1,040,505.15 × 536,422.10
  4. Step 4: Simplify right side
    694,706.90x = 558,149,957,623.82
  5. Step 5: Solve for x
    x = 558,149,957,623.82/694,706.90
  6. Step 6: Final answer
    x = 803,432.29

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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.