Home / 476,452-657,316.23-272,393.29

Finding the Fourth Proportional to 476,452, 657,316.23 and 272,393.29

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Solution

The fourth proportional to 476,452, 657,316.23 and 272,393.29 is: 375,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,452 : 657,316.23 = 272,393.29 : x
  2. Step 2: Convert to fraction form
    476,452/657,316.23 = 272,393.29/x
  3. Step 3: Cross multiply
    476,452x = 657,316.23 × 272,393.29
  4. Step 4: Simplify right side
    476,452x = 179,048,530,460.10
  5. Step 5: Solve for x
    x = 179,048,530,460.10/476,452
  6. Step 6: Final answer
    x = 375,795.53

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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.