Home / 330,382.17-455,890.83-183,203.33

Finding the Fourth Proportional to 330,382.17, 455,890.83 and 183,203.33

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Solution

The fourth proportional to 330,382.17, 455,890.83 and 183,203.33 is: 252,800.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,382.17 : 455,890.83 = 183,203.33 : x
  2. Step 2: Convert to fraction form
    330,382.17/455,890.83 = 183,203.33/x
  3. Step 3: Cross multiply
    330,382.17x = 455,890.83 × 183,203.33
  4. Step 4: Simplify right side
    330,382.17x = 83,520,718,401.47
  5. Step 5: Solve for x
    x = 83,520,718,401.47/330,382.17
  6. Step 6: Final answer
    x = 252,800.32

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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.