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Finding the Fourth Proportional to 5,250.08, 7,875.16 and 3,057.40

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Solution

The fourth proportional to 5,250.08, 7,875.16 and 3,057.40 is: 4,586.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.08 : 7,875.16 = 3,057.40 : x
  2. Step 2: Convert to fraction form
    5,250.08/7,875.16 = 3,057.40/x
  3. Step 3: Cross multiply
    5,250.08x = 7,875.16 × 3,057.40
  4. Step 4: Simplify right side
    5,250.08x = 24,077,514.18
  5. Step 5: Solve for x
    x = 24,077,514.18/5,250.08
  6. Step 6: Final answer
    x = 4,586.12

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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.