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Finding the Fourth Proportional to 607,243.64, 838,023.17 and 349,204.37

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Solution

The fourth proportional to 607,243.64, 838,023.17 and 349,204.37 is: 481,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,243.64 : 838,023.17 = 349,204.37 : x
  2. Step 2: Convert to fraction form
    607,243.64/838,023.17 = 349,204.37/x
  3. Step 3: Cross multiply
    607,243.64x = 838,023.17 × 349,204.37
  4. Step 4: Simplify right side
    607,243.64x = 292,641,347,189.12
  5. Step 5: Solve for x
    x = 292,641,347,189.12/607,243.64
  6. Step 6: Final answer
    x = 481,917.52

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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.