Home / 755,115.10-1,042,083.03-432,886.30

Finding the Fourth Proportional to 755,115.10, 1,042,083.03 and 432,886.30

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Solution

The fourth proportional to 755,115.10, 1,042,083.03 and 432,886.30 is: 597,396.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,115.10 : 1,042,083.03 = 432,886.30 : x
  2. Step 2: Convert to fraction form
    755,115.10/1,042,083.03 = 432,886.30/x
  3. Step 3: Cross multiply
    755,115.10x = 1,042,083.03 × 432,886.30
  4. Step 4: Simplify right side
    755,115.10x = 451,103,467,149.49
  5. Step 5: Solve for x
    x = 451,103,467,149.49/755,115.10
  6. Step 6: Final answer
    x = 597,396.96

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Double scale
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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.