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Finding the Fourth Proportional to 443,650.17, 612,237.22 and 252,681.33

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Solution

The fourth proportional to 443,650.17, 612,237.22 and 252,681.33 is: 348,700.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,650.17 : 612,237.22 = 252,681.33 : x
  2. Step 2: Convert to fraction form
    443,650.17/612,237.22 = 252,681.33/x
  3. Step 3: Cross multiply
    443,650.17x = 612,237.22 × 252,681.33
  4. Step 4: Simplify right side
    443,650.17x = 154,700,916,689.29
  5. Step 5: Solve for x
    x = 154,700,916,689.29/443,650.17
  6. Step 6: Final answer
    x = 348,700.23

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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.