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Finding the Fourth Proportional to 595,227.56, 821,420.00 and 323,300.77

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Solution

The fourth proportional to 595,227.56, 821,420.00 and 323,300.77 is: 446,158.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,227.56 : 821,420.00 = 323,300.77 : x
  2. Step 2: Convert to fraction form
    595,227.56/821,420.00 = 323,300.77/x
  3. Step 3: Cross multiply
    595,227.56x = 821,420.00 × 323,300.77
  4. Step 4: Simplify right side
    595,227.56x = 265,565,719,116.05
  5. Step 5: Solve for x
    x = 265,565,719,116.05/595,227.56
  6. Step 6: Final answer
    x = 446,158.31

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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.