Home / 624,975.98-936,210.09-287,546.54

Finding the Fourth Proportional to 624,975.98, 936,210.09 and 287,546.54

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Solution

The fourth proportional to 624,975.98, 936,210.09 and 287,546.54 is: 430,742.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,975.98 : 936,210.09 = 287,546.54 : x
  2. Step 2: Convert to fraction form
    624,975.98/936,210.09 = 287,546.54/x
  3. Step 3: Cross multiply
    624,975.98x = 936,210.09 × 287,546.54
  4. Step 4: Simplify right side
    624,975.98x = 269,203,972,092.59
  5. Step 5: Solve for x
    x = 269,203,972,092.59/624,975.98
  6. Step 6: Final answer
    x = 430,742.91

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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.