Home / 434,017.66-651,021.62-153,469.30

Finding the Fourth Proportional to 434,017.66, 651,021.62 and 153,469.30

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Solution

The fourth proportional to 434,017.66, 651,021.62 and 153,469.30 is: 230,202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,017.66 : 651,021.62 = 153,469.30 : x
  2. Step 2: Convert to fraction form
    434,017.66/651,021.62 = 153,469.30/x
  3. Step 3: Cross multiply
    434,017.66x = 651,021.62 × 153,469.30
  4. Step 4: Simplify right side
    434,017.66x = 99,911,832,306.27
  5. Step 5: Solve for x
    x = 99,911,832,306.27/434,017.66
  6. Step 6: Final answer
    x = 230,202.23

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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.