Home / 841,149.78-1,160,649.86-496,937.85

Finding the Fourth Proportional to 841,149.78, 1,160,649.86 and 496,937.85

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Solution

The fourth proportional to 841,149.78, 1,160,649.86 and 496,937.85 is: 685,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,149.78 : 1,160,649.86 = 496,937.85 : x
  2. Step 2: Convert to fraction form
    841,149.78/1,160,649.86 = 496,937.85/x
  3. Step 3: Cross multiply
    841,149.78x = 1,160,649.86 × 496,937.85
  4. Step 4: Simplify right side
    841,149.78x = 576,770,843,546.51
  5. Step 5: Solve for x
    x = 576,770,843,546.51/841,149.78
  6. Step 6: Final answer
    x = 685,693.39

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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.