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Finding the Fourth Proportional to 609,594.78, 841,201.86 and 351,458.34

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Solution

The fourth proportional to 609,594.78, 841,201.86 and 351,458.34 is: 484,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,594.78 : 841,201.86 = 351,458.34 : x
  2. Step 2: Convert to fraction form
    609,594.78/841,201.86 = 351,458.34/x
  3. Step 3: Cross multiply
    609,594.78x = 841,201.86 × 351,458.34
  4. Step 4: Simplify right side
    609,594.78x = 295,647,409,320.51
  5. Step 5: Solve for x
    x = 295,647,409,320.51/609,594.78
  6. Step 6: Final answer
    x = 484,990.06

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1.5x scale

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.