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Finding the Fourth Proportional to 595,255.03, 821,458.11 and 323,328.21

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Solution

The fourth proportional to 595,255.03, 821,458.11 and 323,328.21 is: 446,196.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,255.03 : 821,458.11 = 323,328.21 : x
  2. Step 2: Convert to fraction form
    595,255.03/821,458.11 = 323,328.21/x
  3. Step 3: Cross multiply
    595,255.03x = 821,458.11 × 323,328.21
  4. Step 4: Simplify right side
    595,255.03x = 265,600,576,609.58
  5. Step 5: Solve for x
    x = 265,600,576,609.58/595,255.03
  6. Step 6: Final answer
    x = 446,196.28

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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.