Home / 382,382.27-527,676.37-210,300.05

Finding the Fourth Proportional to 382,382.27, 527,676.37 and 210,300.05

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Solution

The fourth proportional to 382,382.27, 527,676.37 and 210,300.05 is: 290,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,382.27 : 527,676.37 = 210,300.05 : x
  2. Step 2: Convert to fraction form
    382,382.27/527,676.37 = 210,300.05/x
  3. Step 3: Cross multiply
    382,382.27x = 527,676.37 × 210,300.05
  4. Step 4: Simplify right side
    382,382.27x = 110,970,366,003.02
  5. Step 5: Solve for x
    x = 110,970,366,003.02/382,382.27
  6. Step 6: Final answer
    x = 290,207.93

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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.