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Finding the Fourth Proportional to 371,173.53, 556,760.07 and 134,515.83

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Solution

The fourth proportional to 371,173.53, 556,760.07 and 134,515.83 is: 201,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,173.53 : 556,760.07 = 134,515.83 : x
  2. Step 2: Convert to fraction form
    371,173.53/556,760.07 = 134,515.83/x
  3. Step 3: Cross multiply
    371,173.53x = 556,760.07 × 134,515.83
  4. Step 4: Simplify right side
    371,173.53x = 74,893,042,926.91
  5. Step 5: Solve for x
    x = 74,893,042,926.91/371,173.53
  6. Step 6: Final answer
    x = 201,773.66

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1.5x scale

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.