Home / 382,236.90-527,441.09-210,126.48

Finding the Fourth Proportional to 382,236.90, 527,441.09 and 210,126.48

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Solution

The fourth proportional to 382,236.90, 527,441.09 and 210,126.48 is: 289,949.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,236.90 : 527,441.09 = 210,126.48 : x
  2. Step 2: Convert to fraction form
    382,236.90/527,441.09 = 210,126.48/x
  3. Step 3: Cross multiply
    382,236.90x = 527,441.09 × 210,126.48
  4. Step 4: Simplify right side
    382,236.90x = 110,829,338,598.43
  5. Step 5: Solve for x
    x = 110,829,338,598.43/382,236.90
  6. Step 6: Final answer
    x = 289,949.34

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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.