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Finding the Fourth Proportional to 1,886,541.03, 2,603,426.99 and 1,027,101.33

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Solution

The fourth proportional to 1,886,541.03, 2,603,426.99 and 1,027,101.33 is: 1,417,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,541.03 : 2,603,426.99 = 1,027,101.33 : x
  2. Step 2: Convert to fraction form
    1,886,541.03/2,603,426.99 = 1,027,101.33/x
  3. Step 3: Cross multiply
    1,886,541.03x = 2,603,426.99 × 1,027,101.33
  4. Step 4: Simplify right side
    1,886,541.03x = 2,673,983,318,851.39
  5. Step 5: Solve for x
    x = 2,673,983,318,851.39/1,886,541.03
  6. Step 6: Final answer
    x = 1,417,400.03

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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.