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Finding the Fourth Proportional to 3,707,698.22, 5,116,664.45 and 2,053,870.67

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Solution

The fourth proportional to 3,707,698.22, 5,116,664.45 and 2,053,870.67 is: 2,834,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707,698.22 : 5,116,664.45 = 2,053,870.67 : x
  2. Step 2: Convert to fraction form
    3,707,698.22/5,116,664.45 = 2,053,870.67/x
  3. Step 3: Cross multiply
    3,707,698.22x = 5,116,664.45 × 2,053,870.67
  4. Step 4: Simplify right side
    3,707,698.22x = 10,508,967,006,234.01
  5. Step 5: Solve for x
    x = 10,508,967,006,234.01/3,707,698.22
  6. Step 6: Final answer
    x = 2,834,364.18

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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.