Home / 624,121.10-936,278.84-203,299.10

Finding the Fourth Proportional to 624,121.10, 936,278.84 and 203,299.10

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Solution

The fourth proportional to 624,121.10, 936,278.84 and 203,299.10 is: 304,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,121.10 : 936,278.84 = 203,299.10 : x
  2. Step 2: Convert to fraction form
    624,121.10/936,278.84 = 203,299.10/x
  3. Step 3: Cross multiply
    624,121.10x = 936,278.84 × 203,299.10
  4. Step 4: Simplify right side
    624,121.10x = 190,344,641,347.90
  5. Step 5: Solve for x
    x = 190,344,641,347.90/624,121.10
  6. Step 6: Final answer
    x = 304,980.30

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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.