Home / 698,273-1,047,470.24-192,834.64

Finding the Fourth Proportional to 698,273, 1,047,470.24 and 192,834.64

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Solution

The fourth proportional to 698,273, 1,047,470.24 and 192,834.64 is: 289,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,273 : 1,047,470.24 = 192,834.64 : x
  2. Step 2: Convert to fraction form
    698,273/1,047,470.24 = 192,834.64/x
  3. Step 3: Cross multiply
    698,273x = 1,047,470.24 × 192,834.64
  4. Step 4: Simplify right side
    698,273x = 201,988,546,641.11
  5. Step 5: Solve for x
    x = 201,988,546,641.11/698,273
  6. Step 6: Final answer
    x = 289,268.73

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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.