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Finding the Fourth Proportional to 9,873.92, 14,810.78 and 3,300.14

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Solution

The fourth proportional to 9,873.92, 14,810.78 and 3,300.14 is: 4,950.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,873.92 : 14,810.78 = 3,300.14 : x
  2. Step 2: Convert to fraction form
    9,873.92/14,810.78 = 3,300.14/x
  3. Step 3: Cross multiply
    9,873.92x = 14,810.78 × 3,300.14
  4. Step 4: Simplify right side
    9,873.92x = 48,877,647.51
  5. Step 5: Solve for x
    x = 48,877,647.51/9,873.92
  6. Step 6: Final answer
    x = 4,950.18

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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.