Home / 483,129.48-666,780.18-292,144.23

Finding the Fourth Proportional to 483,129.48, 666,780.18 and 292,144.23

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Solution

The fourth proportional to 483,129.48, 666,780.18 and 292,144.23 is: 403,196.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,129.48 : 666,780.18 = 292,144.23 : x
  2. Step 2: Convert to fraction form
    483,129.48/666,780.18 = 292,144.23/x
  3. Step 3: Cross multiply
    483,129.48x = 666,780.18 × 292,144.23
  4. Step 4: Simplify right side
    483,129.48x = 194,795,982,265.36
  5. Step 5: Solve for x
    x = 194,795,982,265.36/483,129.48
  6. Step 6: Final answer
    x = 403,196.22

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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.