Home / 827,317.12-1,141,573.26-464,671.48

Finding the Fourth Proportional to 827,317.12, 1,141,573.26 and 464,671.48

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Solution

The fourth proportional to 827,317.12, 1,141,573.26 and 464,671.48 is: 641,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,317.12 : 1,141,573.26 = 464,671.48 : x
  2. Step 2: Convert to fraction form
    827,317.12/1,141,573.26 = 464,671.48/x
  3. Step 3: Cross multiply
    827,317.12x = 1,141,573.26 × 464,671.48
  4. Step 4: Simplify right side
    827,317.12x = 530,456,536,252.63
  5. Step 5: Solve for x
    x = 530,456,536,252.63/827,317.12
  6. Step 6: Final answer
    x = 641,176.79

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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.