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Finding the Fourth Proportional to 450,602.08, 621,969.44 and 259,743.04

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Solution

The fourth proportional to 450,602.08, 621,969.44 and 259,743.04 is: 358,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,602.08 : 621,969.44 = 259,743.04 : x
  2. Step 2: Convert to fraction form
    450,602.08/621,969.44 = 259,743.04/x
  3. Step 3: Cross multiply
    450,602.08x = 621,969.44 × 259,743.04
  4. Step 4: Simplify right side
    450,602.08x = 161,552,233,132.70
  5. Step 5: Solve for x
    x = 161,552,233,132.70/450,602.08
  6. Step 6: Final answer
    x = 358,525.27

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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.