Home / 755,270.22-1,042,150.95-432,921

Finding the Fourth Proportional to 755,270.22, 1,042,150.95 and 432,921

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Solution

The fourth proportional to 755,270.22, 1,042,150.95 and 432,921 is: 597,361.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,270.22 : 1,042,150.95 = 432,921 : x
  2. Step 2: Convert to fraction form
    755,270.22/1,042,150.95 = 432,921/x
  3. Step 3: Cross multiply
    755,270.22x = 1,042,150.95 × 432,921
  4. Step 4: Simplify right side
    755,270.22x = 451,169,031,424.95
  5. Step 5: Solve for x
    x = 451,169,031,424.95/755,270.22
  6. Step 6: Final answer
    x = 597,361.08

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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.