Home / 481,534.02-722,304.66-126,547.44

Finding the Fourth Proportional to 481,534.02, 722,304.66 and 126,547.44

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Solution

The fourth proportional to 481,534.02, 722,304.66 and 126,547.44 is: 189,822.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,534.02 : 722,304.66 = 126,547.44 : x
  2. Step 2: Convert to fraction form
    481,534.02/722,304.66 = 126,547.44/x
  3. Step 3: Cross multiply
    481,534.02x = 722,304.66 × 126,547.44
  4. Step 4: Simplify right side
    481,534.02x = 91,405,805,623.07
  5. Step 5: Solve for x
    x = 91,405,805,623.07/481,534.02
  6. Step 6: Final answer
    x = 189,822.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.