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Finding the Fourth Proportional to 1,837,614.60, 2,751,173.10 and 1,648,657.80

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Solution

The fourth proportional to 1,837,614.60, 2,751,173.10 and 1,648,657.80 is: 2,468,277.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,614.60 : 2,751,173.10 = 1,648,657.80 : x
  2. Step 2: Convert to fraction form
    1,837,614.60/2,751,173.10 = 1,648,657.80/x
  3. Step 3: Cross multiply
    1,837,614.60x = 2,751,173.10 × 1,648,657.80
  4. Step 4: Simplify right side
    1,837,614.60x = 4,535,742,990,465.18
  5. Step 5: Solve for x
    x = 4,535,742,990,465.18/1,837,614.60
  6. Step 6: Final answer
    x = 2,468,277.62

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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.