Home / 734,730.10-1,100,734.35-418,246.90

Finding the Fourth Proportional to 734,730.10, 1,100,734.35 and 418,246.90

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Solution

The fourth proportional to 734,730.10, 1,100,734.35 and 418,246.90 is: 626,595.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,730.10 : 1,100,734.35 = 418,246.90 : x
  2. Step 2: Convert to fraction form
    734,730.10/1,100,734.35 = 418,246.90/x
  3. Step 3: Cross multiply
    734,730.10x = 1,100,734.35 × 418,246.90
  4. Step 4: Simplify right side
    734,730.10x = 460,378,729,611.02
  5. Step 5: Solve for x
    x = 460,378,729,611.02/734,730.10
  6. Step 6: Final answer
    x = 626,595.71

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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.