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Finding the Fourth Proportional to 8,490.06, 11,716.06 and 4,953.04

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Solution

The fourth proportional to 8,490.06, 11,716.06 and 4,953.04 is: 6,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,490.06 : 11,716.06 = 4,953.04 : x
  2. Step 2: Convert to fraction form
    8,490.06/11,716.06 = 4,953.04/x
  3. Step 3: Cross multiply
    8,490.06x = 11,716.06 × 4,953.04
  4. Step 4: Simplify right side
    8,490.06x = 58,030,113.82
  5. Step 5: Solve for x
    x = 58,030,113.82/8,490.06
  6. Step 6: Final answer
    x = 6,835.07

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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.