Home / 545,977.14-753,449.17-304,254.41

Finding the Fourth Proportional to 545,977.14, 753,449.17 and 304,254.41

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Solution

The fourth proportional to 545,977.14, 753,449.17 and 304,254.41 is: 419,871.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,977.14 : 753,449.17 = 304,254.41 : x
  2. Step 2: Convert to fraction form
    545,977.14/753,449.17 = 304,254.41/x
  3. Step 3: Cross multiply
    545,977.14x = 753,449.17 × 304,254.41
  4. Step 4: Simplify right side
    545,977.14x = 229,240,228,916.09
  5. Step 5: Solve for x
    x = 229,240,228,916.09/545,977.14
  6. Step 6: Final answer
    x = 419,871.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.