Home / 755,048.92-1,042,010.34-432,812.56

Finding the Fourth Proportional to 755,048.92, 1,042,010.34 and 432,812.56

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Solution

The fourth proportional to 755,048.92, 1,042,010.34 and 432,812.56 is: 597,305.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,048.92 : 1,042,010.34 = 432,812.56 : x
  2. Step 2: Convert to fraction form
    755,048.92/1,042,010.34 = 432,812.56/x
  3. Step 3: Cross multiply
    755,048.92x = 1,042,010.34 × 432,812.56
  4. Step 4: Simplify right side
    755,048.92x = 450,995,162,801.87
  5. Step 5: Solve for x
    x = 450,995,162,801.87/755,048.92
  6. Step 6: Final answer
    x = 597,305.88

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1.5x scale

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.