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Finding the Fourth Proportional to 2,529.90, 3,492.90 and 2,373.06

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Solution

The fourth proportional to 2,529.90, 3,492.90 and 2,373.06 is: 3,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.90 : 3,492.90 = 2,373.06 : x
  2. Step 2: Convert to fraction form
    2,529.90/3,492.90 = 2,373.06/x
  3. Step 3: Cross multiply
    2,529.90x = 3,492.90 × 2,373.06
  4. Step 4: Simplify right side
    2,529.90x = 8,288,861.27
  5. Step 5: Solve for x
    x = 8,288,861.27/2,529.90
  6. Step 6: Final answer
    x = 3,276.36

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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.