Home / 545,933.16-819,359.82-230,616.36

Finding the Fourth Proportional to 545,933.16, 819,359.82 and 230,616.36

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Solution

The fourth proportional to 545,933.16, 819,359.82 and 230,616.36 is: 346,118.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,933.16 : 819,359.82 = 230,616.36 : x
  2. Step 2: Convert to fraction form
    545,933.16/819,359.82 = 230,616.36/x
  3. Step 3: Cross multiply
    545,933.16x = 819,359.82 × 230,616.36
  4. Step 4: Simplify right side
    545,933.16x = 188,957,779,218.66
  5. Step 5: Solve for x
    x = 188,957,779,218.66/545,933.16
  6. Step 6: Final answer
    x = 346,118.89

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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.