Home / 624,933.90-862,063.48-508,772.33

Finding the Fourth Proportional to 624,933.90, 862,063.48 and 508,772.33

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Solution

The fourth proportional to 624,933.90, 862,063.48 and 508,772.33 is: 701,824.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,933.90 : 862,063.48 = 508,772.33 : x
  2. Step 2: Convert to fraction form
    624,933.90/862,063.48 = 508,772.33/x
  3. Step 3: Cross multiply
    624,933.90x = 862,063.48 × 508,772.33
  4. Step 4: Simplify right side
    624,933.90x = 438,594,039,745.26
  5. Step 5: Solve for x
    x = 438,594,039,745.26/624,933.90
  6. Step 6: Final answer
    x = 701,824.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.