Home / 837,131.80-1,255,669.94-363,817.72

Finding the Fourth Proportional to 837,131.80, 1,255,669.94 and 363,817.72

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Solution

The fourth proportional to 837,131.80, 1,255,669.94 and 363,817.72 is: 545,714.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,131.80 : 1,255,669.94 = 363,817.72 : x
  2. Step 2: Convert to fraction form
    837,131.80/1,255,669.94 = 363,817.72/x
  3. Step 3: Cross multiply
    837,131.80x = 1,255,669.94 × 363,817.72
  4. Step 4: Simplify right side
    837,131.80x = 456,834,974,643.34
  5. Step 5: Solve for x
    x = 456,834,974,643.34/837,131.80
  6. Step 6: Final answer
    x = 545,714.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.