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Finding the Fourth Proportional to 5,925.86, 8,885.80 and 1,975.74

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Solution

The fourth proportional to 5,925.86, 8,885.80 and 1,975.74 is: 2,962.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,925.86 : 8,885.80 = 1,975.74 : x
  2. Step 2: Convert to fraction form
    5,925.86/8,885.80 = 1,975.74/x
  3. Step 3: Cross multiply
    5,925.86x = 8,885.80 × 1,975.74
  4. Step 4: Simplify right side
    5,925.86x = 17,556,049.62
  5. Step 5: Solve for x
    x = 17,556,049.62/5,925.86
  6. Step 6: Final answer
    x = 2,962.62

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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.