Home / 382,537.07-527,901.15-210,451.34

Finding the Fourth Proportional to 382,537.07, 527,901.15 and 210,451.34

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Solution

The fourth proportional to 382,537.07, 527,901.15 and 210,451.34 is: 290,422.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,537.07 : 527,901.15 = 210,451.34 : x
  2. Step 2: Convert to fraction form
    382,537.07/527,901.15 = 210,451.34/x
  3. Step 3: Cross multiply
    382,537.07x = 527,901.15 × 210,451.34
  4. Step 4: Simplify right side
    382,537.07x = 111,097,501,765.54
  5. Step 5: Solve for x
    x = 111,097,501,765.54/382,537.07
  6. Step 6: Final answer
    x = 290,422.84

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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.