Home / 938,936.35-1,295,801.73-525,514.48

Finding the Fourth Proportional to 938,936.35, 1,295,801.73 and 525,514.48

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Solution

The fourth proportional to 938,936.35, 1,295,801.73 and 525,514.48 is: 725,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,936.35 : 1,295,801.73 = 525,514.48 : x
  2. Step 2: Convert to fraction form
    938,936.35/1,295,801.73 = 525,514.48/x
  3. Step 3: Cross multiply
    938,936.35x = 1,295,801.73 × 525,514.48
  4. Step 4: Simplify right side
    938,936.35x = 680,962,567,113.87
  5. Step 5: Solve for x
    x = 680,962,567,113.87/938,936.35
  6. Step 6: Final answer
    x = 725,248.91

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1.5x scale

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.