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Finding the Fourth Proportional to 5,985.94, 8,915.68 and 5,673.69

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Solution

The fourth proportional to 5,985.94, 8,915.68 and 5,673.69 is: 8,450.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.94 : 8,915.68 = 5,673.69 : x
  2. Step 2: Convert to fraction form
    5,985.94/8,915.68 = 5,673.69/x
  3. Step 3: Cross multiply
    5,985.94x = 8,915.68 × 5,673.69
  4. Step 4: Simplify right side
    5,985.94x = 50,584,731.51
  5. Step 5: Solve for x
    x = 50,584,731.51/5,985.94
  6. Step 6: Final answer
    x = 8,450.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.