Home / 908,835.22-1,254,185.67-500,937.85

Finding the Fourth Proportional to 908,835.22, 1,254,185.67 and 500,937.85

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Solution

The fourth proportional to 908,835.22, 1,254,185.67 and 500,937.85 is: 691,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,835.22 : 1,254,185.67 = 500,937.85 : x
  2. Step 2: Convert to fraction form
    908,835.22/1,254,185.67 = 500,937.85/x
  3. Step 3: Cross multiply
    908,835.22x = 1,254,185.67 × 500,937.85
  4. Step 4: Simplify right side
    908,835.22x = 628,269,076,476.86
  5. Step 5: Solve for x
    x = 628,269,076,476.86/908,835.22
  6. Step 6: Final answer
    x = 691,290.41

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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.