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Finding the Fourth Proportional to 618,005.94, 926,648.00 and 262,837.14

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Solution

The fourth proportional to 618,005.94, 926,648.00 and 262,837.14 is: 394,102.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,005.94 : 926,648.00 = 262,837.14 : x
  2. Step 2: Convert to fraction form
    618,005.94/926,648.00 = 262,837.14/x
  3. Step 3: Cross multiply
    618,005.94x = 926,648.00 × 262,837.14
  4. Step 4: Simplify right side
    618,005.94x = 243,557,506,303.24
  5. Step 5: Solve for x
    x = 243,557,506,303.24/618,005.94
  6. Step 6: Final answer
    x = 394,102.21

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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.