Home / 545,297.20-818,418.36-544,036.28

Finding the Fourth Proportional to 545,297.20, 818,418.36 and 544,036.28

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Solution

The fourth proportional to 545,297.20, 818,418.36 and 544,036.28 is: 816,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,297.20 : 818,418.36 = 544,036.28 : x
  2. Step 2: Convert to fraction form
    545,297.20/818,418.36 = 544,036.28/x
  3. Step 3: Cross multiply
    545,297.20x = 818,418.36 × 544,036.28
  4. Step 4: Simplify right side
    545,297.20x = 445,249,280,058.10
  5. Step 5: Solve for x
    x = 445,249,280,058.10/545,297.20
  6. Step 6: Final answer
    x = 816,525.89

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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.