Home / 539,384.07-809,437.29-223,841.28

Finding the Fourth Proportional to 539,384.07, 809,437.29 and 223,841.28

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Solution

The fourth proportional to 539,384.07, 809,437.29 and 223,841.28 is: 335,911.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,384.07 : 809,437.29 = 223,841.28 : x
  2. Step 2: Convert to fraction form
    539,384.07/809,437.29 = 223,841.28/x
  3. Step 3: Cross multiply
    539,384.07x = 809,437.29 × 223,841.28
  4. Step 4: Simplify right side
    539,384.07x = 181,185,479,073.33
  5. Step 5: Solve for x
    x = 181,185,479,073.33/539,384.07
  6. Step 6: Final answer
    x = 335,911.81

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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.