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Finding the Fourth Proportional to 350,309.44, 525,635.88 and 217,154.44

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Solution

The fourth proportional to 350,309.44, 525,635.88 and 217,154.44 is: 325,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,309.44 : 525,635.88 = 217,154.44 : x
  2. Step 2: Convert to fraction form
    350,309.44/525,635.88 = 217,154.44/x
  3. Step 3: Cross multiply
    350,309.44x = 525,635.88 × 217,154.44
  4. Step 4: Simplify right side
    350,309.44x = 114,144,165,165.31
  5. Step 5: Solve for x
    x = 114,144,165,165.31/350,309.44
  6. Step 6: Final answer
    x = 325,838.11

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1.5x scale

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.