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Finding the Fourth Proportional to 595,203.56, 821,253.12 and 353,567.60

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Solution

The fourth proportional to 595,203.56, 821,253.12 and 353,567.60 is: 487,847.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,203.56 : 821,253.12 = 353,567.60 : x
  2. Step 2: Convert to fraction form
    595,203.56/821,253.12 = 353,567.60/x
  3. Step 3: Cross multiply
    595,203.56x = 821,253.12 × 353,567.60
  4. Step 4: Simplify right side
    595,203.56x = 290,368,494,630.91
  5. Step 5: Solve for x
    x = 290,368,494,630.91/595,203.56
  6. Step 6: Final answer
    x = 487,847.38

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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.