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Finding the Fourth Proportional to 1,837,856.92, 2,535,870.88 and 1,073,762.88

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Solution

The fourth proportional to 1,837,856.92, 2,535,870.88 and 1,073,762.88 is: 1,481,575.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,856.92 : 2,535,870.88 = 1,073,762.88 : x
  2. Step 2: Convert to fraction form
    1,837,856.92/2,535,870.88 = 1,073,762.88/x
  3. Step 3: Cross multiply
    1,837,856.92x = 2,535,870.88 × 1,073,762.88
  4. Step 4: Simplify right side
    1,837,856.92x = 2,722,924,019,416.93
  5. Step 5: Solve for x
    x = 2,722,924,019,416.93/1,837,856.92
  6. Step 6: Final answer
    x = 1,481,575.63

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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.