Home / 915,170.82-1,262,508.57-575,826.18

Finding the Fourth Proportional to 915,170.82, 1,262,508.57 and 575,826.18

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Solution

The fourth proportional to 915,170.82, 1,262,508.57 and 575,826.18 is: 794,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,170.82 : 1,262,508.57 = 575,826.18 : x
  2. Step 2: Convert to fraction form
    915,170.82/1,262,508.57 = 575,826.18/x
  3. Step 3: Cross multiply
    915,170.82x = 1,262,508.57 × 575,826.18
  4. Step 4: Simplify right side
    915,170.82x = 726,985,487,080.36
  5. Step 5: Solve for x
    x = 726,985,487,080.36/915,170.82
  6. Step 6: Final answer
    x = 794,371.36

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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.