Home / 859,076.23-1,185,456.06-496,523.57

Finding the Fourth Proportional to 859,076.23, 1,185,456.06 and 496,523.57

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Solution

The fourth proportional to 859,076.23, 1,185,456.06 and 496,523.57 is: 685,162.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,076.23 : 1,185,456.06 = 496,523.57 : x
  2. Step 2: Convert to fraction form
    859,076.23/1,185,456.06 = 496,523.57/x
  3. Step 3: Cross multiply
    859,076.23x = 1,185,456.06 × 496,523.57
  4. Step 4: Simplify right side
    859,076.23x = 588,606,875,730.24
  5. Step 5: Solve for x
    x = 588,606,875,730.24/859,076.23
  6. Step 6: Final answer
    x = 685,162.57

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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.