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Finding the Fourth Proportional to 350,351.70, 525,527.90 and 97,632.92

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Solution

The fourth proportional to 350,351.70, 525,527.90 and 97,632.92 is: 146,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,351.70 : 525,527.90 = 97,632.92 : x
  2. Step 2: Convert to fraction form
    350,351.70/525,527.90 = 97,632.92/x
  3. Step 3: Cross multiply
    350,351.70x = 525,527.90 × 97,632.92
  4. Step 4: Simplify right side
    350,351.70x = 51,308,823,132.20
  5. Step 5: Solve for x
    x = 51,308,823,132.20/350,351.70
  6. Step 6: Final answer
    x = 146,449.47

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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.