Home / 382,113.27-572,422.53-314,742.03

Finding the Fourth Proportional to 382,113.27, 572,422.53 and 314,742.03

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Solution

The fourth proportional to 382,113.27, 572,422.53 and 314,742.03 is: 471,497.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,113.27 : 572,422.53 = 314,742.03 : x
  2. Step 2: Convert to fraction form
    382,113.27/572,422.53 = 314,742.03/x
  3. Step 3: Cross multiply
    382,113.27x = 572,422.53 × 314,742.03
  4. Step 4: Simplify right side
    382,113.27x = 180,165,429,109.94
  5. Step 5: Solve for x
    x = 180,165,429,109.94/382,113.27
  6. Step 6: Final answer
    x = 471,497.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.