Home / 382,849.60-574,274.40-133,531.60

Finding the Fourth Proportional to 382,849.60, 574,274.40 and 133,531.60

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Solution

The fourth proportional to 382,849.60, 574,274.40 and 133,531.60 is: 200,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,849.60 : 574,274.40 = 133,531.60 : x
  2. Step 2: Convert to fraction form
    382,849.60/574,274.40 = 133,531.60/x
  3. Step 3: Cross multiply
    382,849.60x = 574,274.40 × 133,531.60
  4. Step 4: Simplify right side
    382,849.60x = 76,683,779,471.04
  5. Step 5: Solve for x
    x = 76,683,779,471.04/382,849.60
  6. Step 6: Final answer
    x = 200,297.40

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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.