Home / 607,949.58-838,986.24-336,021.77

Finding the Fourth Proportional to 607,949.58, 838,986.24 and 336,021.77

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Solution

The fourth proportional to 607,949.58, 838,986.24 and 336,021.77 is: 463,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,949.58 : 838,986.24 = 336,021.77 : x
  2. Step 2: Convert to fraction form
    607,949.58/838,986.24 = 336,021.77/x
  3. Step 3: Cross multiply
    607,949.58x = 838,986.24 × 336,021.77
  4. Step 4: Simplify right side
    607,949.58x = 281,917,641,370.45
  5. Step 5: Solve for x
    x = 281,917,641,370.45/607,949.58
  6. Step 6: Final answer
    x = 463,718.79

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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.