Home / 938,274.36-1,294,820.91-508,554.06

Finding the Fourth Proportional to 938,274.36, 1,294,820.91 and 508,554.06

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Solution

The fourth proportional to 938,274.36, 1,294,820.91 and 508,554.06 is: 701,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,274.36 : 1,294,820.91 = 508,554.06 : x
  2. Step 2: Convert to fraction form
    938,274.36/1,294,820.91 = 508,554.06/x
  3. Step 3: Cross multiply
    938,274.36x = 1,294,820.91 × 508,554.06
  4. Step 4: Simplify right side
    938,274.36x = 658,486,430,753.40
  5. Step 5: Solve for x
    x = 658,486,430,753.40/938,274.36
  6. Step 6: Final answer
    x = 701,805.85

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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.