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Finding the Fourth Proportional to 1,842,762.02, 2,541,847.65 and 1,268,805.38

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Solution

The fourth proportional to 1,842,762.02, 2,541,847.65 and 1,268,805.38 is: 1,750,150.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,762.02 : 2,541,847.65 = 1,268,805.38 : x
  2. Step 2: Convert to fraction form
    1,842,762.02/2,541,847.65 = 1,268,805.38/x
  3. Step 3: Cross multiply
    1,842,762.02x = 2,541,847.65 × 1,268,805.38
  4. Step 4: Simplify right side
    1,842,762.02x = 3,225,109,973,460.36
  5. Step 5: Solve for x
    x = 3,225,109,973,460.36/1,842,762.02
  6. Step 6: Final answer
    x = 1,750,150.01

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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.