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Finding the Fourth Proportional to 350,164.57, 525,320.67 and 113,488.81

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Solution

The fourth proportional to 350,164.57, 525,320.67 and 113,488.81 is: 170,257.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,164.57 : 525,320.67 = 113,488.81 : x
  2. Step 2: Convert to fraction form
    350,164.57/525,320.67 = 113,488.81/x
  3. Step 3: Cross multiply
    350,164.57x = 525,320.67 × 113,488.81
  4. Step 4: Simplify right side
    350,164.57x = 59,618,017,706.70
  5. Step 5: Solve for x
    x = 59,618,017,706.70/350,164.57
  6. Step 6: Final answer
    x = 170,257.14

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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.