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Finding the Fourth Proportional to 7,001.03, 10,501.68 and 1,806.77

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Solution

The fourth proportional to 7,001.03, 10,501.68 and 1,806.77 is: 2,710.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.03 : 10,501.68 = 1,806.77 : x
  2. Step 2: Convert to fraction form
    7,001.03/10,501.68 = 1,806.77/x
  3. Step 3: Cross multiply
    7,001.03x = 10,501.68 × 1,806.77
  4. Step 4: Simplify right side
    7,001.03x = 18,974,120.37
  5. Step 5: Solve for x
    x = 18,974,120.37/7,001.03
  6. Step 6: Final answer
    x = 2,710.19

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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.