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Finding the Fourth Proportional to 443,592.90, 612,157.55 and 252,606.33

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Solution

The fourth proportional to 443,592.90, 612,157.55 and 252,606.33 is: 348,596.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,592.90 : 612,157.55 = 252,606.33 : x
  2. Step 2: Convert to fraction form
    443,592.90/612,157.55 = 252,606.33/x
  3. Step 3: Cross multiply
    443,592.90x = 612,157.55 × 252,606.33
  4. Step 4: Simplify right side
    443,592.90x = 154,634,870,824.26
  5. Step 5: Solve for x
    x = 154,634,870,824.26/443,592.90
  6. Step 6: Final answer
    x = 348,596.36

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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.