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Finding the Fourth Proportional to 562,162.20, 843,632.10 and 404,503.80

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Solution

The fourth proportional to 562,162.20, 843,632.10 and 404,503.80 is: 607,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,162.20 : 843,632.10 = 404,503.80 : x
  2. Step 2: Convert to fraction form
    562,162.20/843,632.10 = 404,503.80/x
  3. Step 3: Cross multiply
    562,162.20x = 843,632.10 × 404,503.80
  4. Step 4: Simplify right side
    562,162.20x = 341,252,390,251.98
  5. Step 5: Solve for x
    x = 341,252,390,251.98/562,162.20
  6. Step 6: Final answer
    x = 607,035.46

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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.