Home / 945,998.10-1,416,664.35-628,737.30

Finding the Fourth Proportional to 945,998.10, 1,416,664.35 and 628,737.30

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Solution

The fourth proportional to 945,998.10, 1,416,664.35 and 628,737.30 is: 941,555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,998.10 : 1,416,664.35 = 628,737.30 : x
  2. Step 2: Convert to fraction form
    945,998.10/1,416,664.35 = 628,737.30/x
  3. Step 3: Cross multiply
    945,998.10x = 1,416,664.35 × 628,737.30
  4. Step 4: Simplify right side
    945,998.10x = 890,709,718,425.26
  5. Step 5: Solve for x
    x = 890,709,718,425.26/945,998.10
  6. Step 6: Final answer
    x = 941,555.50

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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.