Home / 544,878.44-815,743.02-345,424.04

Finding the Fourth Proportional to 544,878.44, 815,743.02 and 345,424.04

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Solution

The fourth proportional to 544,878.44, 815,743.02 and 345,424.04 is: 517,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,878.44 : 815,743.02 = 345,424.04 : x
  2. Step 2: Convert to fraction form
    544,878.44/815,743.02 = 345,424.04/x
  3. Step 3: Cross multiply
    544,878.44x = 815,743.02 × 345,424.04
  4. Step 4: Simplify right side
    544,878.44x = 281,777,249,570.20
  5. Step 5: Solve for x
    x = 281,777,249,570.20/544,878.44
  6. Step 6: Final answer
    x = 517,137.82

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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.