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Finding the Fourth Proportional to 1,604,904, 2,214,767.52 and 889,512

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Solution

The fourth proportional to 1,604,904, 2,214,767.52 and 889,512 is: 1,227,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,904 : 2,214,767.52 = 889,512 : x
  2. Step 2: Convert to fraction form
    1,604,904/2,214,767.52 = 889,512/x
  3. Step 3: Cross multiply
    1,604,904x = 2,214,767.52 × 889,512
  4. Step 4: Simplify right side
    1,604,904x = 1,970,062,286,250.24
  5. Step 5: Solve for x
    x = 1,970,062,286,250.24/1,604,904
  6. Step 6: Final answer
    x = 1,227,526.56

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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.