Home / 679,904.72-1,019,506.11-200,070.16

Finding the Fourth Proportional to 679,904.72, 1,019,506.11 and 200,070.16

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Solution

The fourth proportional to 679,904.72, 1,019,506.11 and 200,070.16 is: 300,001.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,904.72 : 1,019,506.11 = 200,070.16 : x
  2. Step 2: Convert to fraction form
    679,904.72/1,019,506.11 = 200,070.16/x
  3. Step 3: Cross multiply
    679,904.72x = 1,019,506.11 × 200,070.16
  4. Step 4: Simplify right side
    679,904.72x = 203,972,744,450.80
  5. Step 5: Solve for x
    x = 203,972,744,450.80/679,904.72
  6. Step 6: Final answer
    x = 300,001.96

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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.