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Finding the Fourth Proportional to 443,856.10, 665,237.40 and 301,701.10

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Solution

The fourth proportional to 443,856.10, 665,237.40 and 301,701.10 is: 452,180.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,856.10 : 665,237.40 = 301,701.10 : x
  2. Step 2: Convert to fraction form
    443,856.10/665,237.40 = 301,701.10/x
  3. Step 3: Cross multiply
    443,856.10x = 665,237.40 × 301,701.10
  4. Step 4: Simplify right side
    443,856.10x = 200,702,855,341.14
  5. Step 5: Solve for x
    x = 200,702,855,341.14/443,856.10
  6. Step 6: Final answer
    x = 452,180.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.