Home / 476,167.06-657,129.48-261,314.80

Finding the Fourth Proportional to 476,167.06, 657,129.48 and 261,314.80

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Solution

The fourth proportional to 476,167.06, 657,129.48 and 261,314.80 is: 360,624.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,167.06 : 657,129.48 = 261,314.80 : x
  2. Step 2: Convert to fraction form
    476,167.06/657,129.48 = 261,314.80/x
  3. Step 3: Cross multiply
    476,167.06x = 657,129.48 × 261,314.80
  4. Step 4: Simplify right side
    476,167.06x = 171,717,658,640.30
  5. Step 5: Solve for x
    x = 171,717,658,640.30/476,167.06
  6. Step 6: Final answer
    x = 360,624.82

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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.