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Finding the Fourth Proportional to 622,209.92, 933,107.28 and 243,032.30

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Solution

The fourth proportional to 622,209.92, 933,107.28 and 243,032.30 is: 364,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,209.92 : 933,107.28 = 243,032.30 : x
  2. Step 2: Convert to fraction form
    622,209.92/933,107.28 = 243,032.30/x
  3. Step 3: Cross multiply
    622,209.92x = 933,107.28 × 243,032.30
  4. Step 4: Simplify right side
    622,209.92x = 226,775,208,405.14
  5. Step 5: Solve for x
    x = 226,775,208,405.14/622,209.92
  6. Step 6: Final answer
    x = 364,467.36

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1.5x scale

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.