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Finding the Fourth Proportional to 585,893.40, 878,686.30 and 248,760.51

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Solution

The fourth proportional to 585,893.40, 878,686.30 and 248,760.51 is: 373,075.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,893.40 : 878,686.30 = 248,760.51 : x
  2. Step 2: Convert to fraction form
    585,893.40/878,686.30 = 248,760.51/x
  3. Step 3: Cross multiply
    585,893.40x = 878,686.30 × 248,760.51
  4. Step 4: Simplify right side
    585,893.40x = 218,582,452,118.01
  5. Step 5: Solve for x
    x = 218,582,452,118.01/585,893.40
  6. Step 6: Final answer
    x = 373,075.46

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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.