Home / 441,216.23-609,011.51-381,429.12

Finding the Fourth Proportional to 441,216.23, 609,011.51 and 381,429.12

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Solution

The fourth proportional to 441,216.23, 609,011.51 and 381,429.12 is: 526,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,216.23 : 609,011.51 = 381,429.12 : x
  2. Step 2: Convert to fraction form
    441,216.23/609,011.51 = 381,429.12/x
  3. Step 3: Cross multiply
    441,216.23x = 609,011.51 × 381,429.12
  4. Step 4: Simplify right side
    441,216.23x = 232,294,722,422.03
  5. Step 5: Solve for x
    x = 232,294,722,422.03/441,216.23
  6. Step 6: Final answer
    x = 526,487.26

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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.