Home / 895,446.90-1,340,217.90-629,726.40

Finding the Fourth Proportional to 895,446.90, 1,340,217.90 and 629,726.40

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Solution

The fourth proportional to 895,446.90, 1,340,217.90 and 629,726.40 is: 942,513.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,446.90 : 1,340,217.90 = 629,726.40 : x
  2. Step 2: Convert to fraction form
    895,446.90/1,340,217.90 = 629,726.40/x
  3. Step 3: Cross multiply
    895,446.90x = 1,340,217.90 × 629,726.40
  4. Step 4: Simplify right side
    895,446.90x = 843,970,593,382.56
  5. Step 5: Solve for x
    x = 843,970,593,382.56/895,446.90
  6. Step 6: Final answer
    x = 942,513.28

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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.