Home / 476,169.06-657,132.24-261,316.80

Finding the Fourth Proportional to 476,169.06, 657,132.24 and 261,316.80

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Solution

The fourth proportional to 476,169.06, 657,132.24 and 261,316.80 is: 360,627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,169.06 : 657,132.24 = 261,316.80 : x
  2. Step 2: Convert to fraction form
    476,169.06/657,132.24 = 261,316.80/x
  3. Step 3: Cross multiply
    476,169.06x = 657,132.24 × 261,316.80
  4. Step 4: Simplify right side
    476,169.06x = 171,719,694,133.63
  5. Step 5: Solve for x
    x = 171,719,694,133.63/476,169.06
  6. Step 6: Final answer
    x = 360,627.58

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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.