Home / 697,100.60-1,045,629.30-198,464.60

Finding the Fourth Proportional to 697,100.60, 1,045,629.30 and 198,464.60

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Solution

The fourth proportional to 697,100.60, 1,045,629.30 and 198,464.60 is: 297,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,100.60 : 1,045,629.30 = 198,464.60 : x
  2. Step 2: Convert to fraction form
    697,100.60/1,045,629.30 = 198,464.60/x
  3. Step 3: Cross multiply
    697,100.60x = 1,045,629.30 × 198,464.60
  4. Step 4: Simplify right side
    697,100.60x = 207,520,400,772.78
  5. Step 5: Solve for x
    x = 207,520,400,772.78/697,100.60
  6. Step 6: Final answer
    x = 297,690.75

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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.