Home / 624,384.05-936,412.11-269,319.20

Finding the Fourth Proportional to 624,384.05, 936,412.11 and 269,319.20

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Solution

The fourth proportional to 624,384.05, 936,412.11 and 269,319.20 is: 403,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,384.05 : 936,412.11 = 269,319.20 : x
  2. Step 2: Convert to fraction form
    624,384.05/936,412.11 = 269,319.20/x
  3. Step 3: Cross multiply
    624,384.05x = 936,412.11 × 269,319.20
  4. Step 4: Simplify right side
    624,384.05x = 252,193,755,653.45
  5. Step 5: Solve for x
    x = 252,193,755,653.45/624,384.05
  6. Step 6: Final answer
    x = 403,908.07

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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.