Home / 938,169.95-1,294,675.65-508,449.96

Finding the Fourth Proportional to 938,169.95, 1,294,675.65 and 508,449.96

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Solution

The fourth proportional to 938,169.95, 1,294,675.65 and 508,449.96 is: 701,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,169.95 : 1,294,675.65 = 508,449.96 : x
  2. Step 2: Convert to fraction form
    938,169.95/1,294,675.65 = 508,449.96/x
  3. Step 3: Cross multiply
    938,169.95x = 1,294,675.65 × 508,449.96
  4. Step 4: Simplify right side
    938,169.95x = 658,277,782,455.47
  5. Step 5: Solve for x
    x = 658,277,782,455.47/938,169.95
  6. Step 6: Final answer
    x = 701,661.55

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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.