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Finding the Fourth Proportional to 8,402.03, 11,595.32 and 4,626.03

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Solution

The fourth proportional to 8,402.03, 11,595.32 and 4,626.03 is: 6,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402.03 : 11,595.32 = 4,626.03 : x
  2. Step 2: Convert to fraction form
    8,402.03/11,595.32 = 4,626.03/x
  3. Step 3: Cross multiply
    8,402.03x = 11,595.32 × 4,626.03
  4. Step 4: Simplify right side
    8,402.03x = 53,640,275.05
  5. Step 5: Solve for x
    x = 53,640,275.05/8,402.03
  6. Step 6: Final answer
    x = 6,384.21

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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.