Home / 755,045.92-1,042,006.20-432,809.56

Finding the Fourth Proportional to 755,045.92, 1,042,006.20 and 432,809.56

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Solution

The fourth proportional to 755,045.92, 1,042,006.20 and 432,809.56 is: 597,301.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,045.92 : 1,042,006.20 = 432,809.56 : x
  2. Step 2: Convert to fraction form
    755,045.92/1,042,006.20 = 432,809.56/x
  3. Step 3: Cross multiply
    755,045.92x = 1,042,006.20 × 432,809.56
  4. Step 4: Simplify right side
    755,045.92x = 450,990,244,939.27
  5. Step 5: Solve for x
    x = 450,990,244,939.27/755,045.92
  6. Step 6: Final answer
    x = 597,301.74

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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.