Home / 697,051.88-1,045,494.77-191,664.22

Finding the Fourth Proportional to 697,051.88, 1,045,494.77 and 191,664.22

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Solution

The fourth proportional to 697,051.88, 1,045,494.77 and 191,664.22 is: 287,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,051.88 : 1,045,494.77 = 191,664.22 : x
  2. Step 2: Convert to fraction form
    697,051.88/1,045,494.77 = 191,664.22/x
  3. Step 3: Cross multiply
    697,051.88x = 1,045,494.77 × 191,664.22
  4. Step 4: Simplify right side
    697,051.88x = 200,383,936,034.07
  5. Step 5: Solve for x
    x = 200,383,936,034.07/697,051.88
  6. Step 6: Final answer
    x = 287,473.49

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1.5x scale

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.