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Finding the Fourth Proportional to 4,294.08, 5,915.72 and 4,035.74

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Solution

The fourth proportional to 4,294.08, 5,915.72 and 4,035.74 is: 5,559.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.08 : 5,915.72 = 4,035.74 : x
  2. Step 2: Convert to fraction form
    4,294.08/5,915.72 = 4,035.74/x
  3. Step 3: Cross multiply
    4,294.08x = 5,915.72 × 4,035.74
  4. Step 4: Simplify right side
    4,294.08x = 23,874,287.65
  5. Step 5: Solve for x
    x = 23,874,287.65/4,294.08
  6. Step 6: Final answer
    x = 5,559.81

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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.