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Finding the Fourth Proportional to 350,545.50, 483,752.79 and 199,656.54

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Solution

The fourth proportional to 350,545.50, 483,752.79 and 199,656.54 is: 275,526.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,545.50 : 483,752.79 = 199,656.54 : x
  2. Step 2: Convert to fraction form
    350,545.50/483,752.79 = 199,656.54/x
  3. Step 3: Cross multiply
    350,545.50x = 483,752.79 × 199,656.54
  4. Step 4: Simplify right side
    350,545.50x = 96,584,408,266.75
  5. Step 5: Solve for x
    x = 96,584,408,266.75/350,545.50
  6. Step 6: Final answer
    x = 275,526.03

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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.