Home / 476,080.56-657,174.02-323,187.09

Finding the Fourth Proportional to 476,080.56, 657,174.02 and 323,187.09

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Solution

The fourth proportional to 476,080.56, 657,174.02 and 323,187.09 is: 446,122.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,080.56 : 657,174.02 = 323,187.09 : x
  2. Step 2: Convert to fraction form
    476,080.56/657,174.02 = 323,187.09/x
  3. Step 3: Cross multiply
    476,080.56x = 657,174.02 × 323,187.09
  4. Step 4: Simplify right side
    476,080.56x = 212,390,159,147.40
  5. Step 5: Solve for x
    x = 212,390,159,147.40/476,080.56
  6. Step 6: Final answer
    x = 446,122.31

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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.