Home / 696,632.25-1,044,961.34-198,009.21

Finding the Fourth Proportional to 696,632.25, 1,044,961.34 and 198,009.21

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Solution

The fourth proportional to 696,632.25, 1,044,961.34 and 198,009.21 is: 297,017.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,632.25 : 1,044,961.34 = 198,009.21 : x
  2. Step 2: Convert to fraction form
    696,632.25/1,044,961.34 = 198,009.21/x
  3. Step 3: Cross multiply
    696,632.25x = 1,044,961.34 × 198,009.21
  4. Step 4: Simplify right side
    696,632.25x = 206,911,969,413.94
  5. Step 5: Solve for x
    x = 206,911,969,413.94/696,632.25
  6. Step 6: Final answer
    x = 297,017.50

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Double scale
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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.