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Finding the Fourth Proportional to 373,353.21, 515,226.48 and 203,587.34

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Solution

The fourth proportional to 373,353.21, 515,226.48 and 203,587.34 is: 280,950.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,353.21 : 515,226.48 = 203,587.34 : x
  2. Step 2: Convert to fraction form
    373,353.21/515,226.48 = 203,587.34/x
  3. Step 3: Cross multiply
    373,353.21x = 515,226.48 × 203,587.34
  4. Step 4: Simplify right side
    373,353.21x = 104,893,585,984.63
  5. Step 5: Solve for x
    x = 104,893,585,984.63/373,353.21
  6. Step 6: Final answer
    x = 280,950.00

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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.