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Finding the Fourth Proportional to 440,099.29, 607,351.49 and 249,108.58

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Solution

The fourth proportional to 440,099.29, 607,351.49 and 249,108.58 is: 343,778.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,099.29 : 607,351.49 = 249,108.58 : x
  2. Step 2: Convert to fraction form
    440,099.29/607,351.49 = 249,108.58/x
  3. Step 3: Cross multiply
    440,099.29x = 607,351.49 × 249,108.58
  4. Step 4: Simplify right side
    440,099.29x = 151,296,467,234.78
  5. Step 5: Solve for x
    x = 151,296,467,234.78/440,099.29
  6. Step 6: Final answer
    x = 343,778.03

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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.