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Finding the Fourth Proportional to 443,570.08, 612,055.92 and 252,587.20

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Solution

The fourth proportional to 443,570.08, 612,055.92 and 252,587.20 is: 348,530.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,570.08 : 612,055.92 = 252,587.20 : x
  2. Step 2: Convert to fraction form
    443,570.08/612,055.92 = 252,587.20/x
  3. Step 3: Cross multiply
    443,570.08x = 612,055.92 × 252,587.20
  4. Step 4: Simplify right side
    443,570.08x = 154,597,491,076.22
  5. Step 5: Solve for x
    x = 154,597,491,076.22/443,570.08
  6. Step 6: Final answer
    x = 348,530.03

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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.