Home / 697,487.75-1,046,241.35-198,851.75

Finding the Fourth Proportional to 697,487.75, 1,046,241.35 and 198,851.75

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Solution

The fourth proportional to 697,487.75, 1,046,241.35 and 198,851.75 is: 298,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,487.75 : 1,046,241.35 = 198,851.75 : x
  2. Step 2: Convert to fraction form
    697,487.75/1,046,241.35 = 198,851.75/x
  3. Step 3: Cross multiply
    697,487.75x = 1,046,241.35 × 198,851.75
  4. Step 4: Simplify right side
    697,487.75x = 208,046,923,369.86
  5. Step 5: Solve for x
    x = 208,046,923,369.86/697,487.75
  6. Step 6: Final answer
    x = 298,280.40

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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.