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Finding the Fourth Proportional to 5,875.62, 8,820.93 and 5,047.98

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Solution

The fourth proportional to 5,875.62, 8,820.93 and 5,047.98 is: 7,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.62 : 8,820.93 = 5,047.98 : x
  2. Step 2: Convert to fraction form
    5,875.62/8,820.93 = 5,047.98/x
  3. Step 3: Cross multiply
    5,875.62x = 8,820.93 × 5,047.98
  4. Step 4: Simplify right side
    5,875.62x = 44,527,878.22
  5. Step 5: Solve for x
    x = 44,527,878.22/5,875.62
  6. Step 6: Final answer
    x = 7,578.41

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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.