Home / 697,505.25-1,046,267.61-198,869.25

Finding the Fourth Proportional to 697,505.25, 1,046,267.61 and 198,869.25

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Solution

The fourth proportional to 697,505.25, 1,046,267.61 and 198,869.25 is: 298,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,505.25 : 1,046,267.61 = 198,869.25 : x
  2. Step 2: Convert to fraction form
    697,505.25/1,046,267.61 = 198,869.25/x
  3. Step 3: Cross multiply
    697,505.25x = 1,046,267.61 × 198,869.25
  4. Step 4: Simplify right side
    697,505.25x = 208,070,454,899.99
  5. Step 5: Solve for x
    x = 208,070,454,899.99/697,505.25
  6. Step 6: Final answer
    x = 298,306.65

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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.