Home / 946,616.22-1,419,210.72-490,716.90

Finding the Fourth Proportional to 946,616.22, 1,419,210.72 and 490,716.90

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Solution

The fourth proportional to 946,616.22, 1,419,210.72 and 490,716.90 is: 735,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,616.22 : 1,419,210.72 = 490,716.90 : x
  2. Step 2: Convert to fraction form
    946,616.22/1,419,210.72 = 490,716.90/x
  3. Step 3: Cross multiply
    946,616.22x = 1,419,210.72 × 490,716.90
  4. Step 4: Simplify right side
    946,616.22x = 696,430,684,965.17
  5. Step 5: Solve for x
    x = 696,430,684,965.17/946,616.22
  6. Step 6: Final answer
    x = 735,705.42

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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.