Home / 382,085.90-527,283.32-210,022.65

Finding the Fourth Proportional to 382,085.90, 527,283.32 and 210,022.65

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Solution

The fourth proportional to 382,085.90, 527,283.32 and 210,022.65 is: 289,833.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,085.90 : 527,283.32 = 210,022.65 : x
  2. Step 2: Convert to fraction form
    382,085.90/527,283.32 = 210,022.65/x
  3. Step 3: Cross multiply
    382,085.90x = 527,283.32 × 210,022.65
  4. Step 4: Simplify right side
    382,085.90x = 110,741,439,117.09
  5. Step 5: Solve for x
    x = 110,741,439,117.09/382,085.90
  6. Step 6: Final answer
    x = 289,833.88

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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.