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Finding the Fourth Proportional to 1,229,893.80, 1,845,186.30 and 598,828.20

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Solution

The fourth proportional to 1,229,893.80, 1,845,186.30 and 598,828.20 is: 898,410.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,893.80 : 1,845,186.30 = 598,828.20 : x
  2. Step 2: Convert to fraction form
    1,229,893.80/1,845,186.30 = 598,828.20/x
  3. Step 3: Cross multiply
    1,229,893.80x = 1,845,186.30 × 598,828.20
  4. Step 4: Simplify right side
    1,229,893.80x = 1,104,949,590,693.66
  5. Step 5: Solve for x
    x = 1,104,949,590,693.66/1,229,893.80
  6. Step 6: Final answer
    x = 898,410.57

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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.