Home / 698,344.45-1,047,350.58-192,894.23

Finding the Fourth Proportional to 698,344.45, 1,047,350.58 and 192,894.23

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Solution

The fourth proportional to 698,344.45, 1,047,350.58 and 192,894.23 is: 289,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,344.45 : 1,047,350.58 = 192,894.23 : x
  2. Step 2: Convert to fraction form
    698,344.45/1,047,350.58 = 192,894.23/x
  3. Step 3: Cross multiply
    698,344.45x = 1,047,350.58 × 192,894.23
  4. Step 4: Simplify right side
    698,344.45x = 202,027,883,669.15
  5. Step 5: Solve for x
    x = 202,027,883,669.15/698,344.45
  6. Step 6: Final answer
    x = 289,295.47

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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.