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Finding the Fourth Proportional to 562,600.33, 843,809.53 and 207,781.45

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Solution

The fourth proportional to 562,600.33, 843,809.53 and 207,781.45 is: 311,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,600.33 : 843,809.53 = 207,781.45 : x
  2. Step 2: Convert to fraction form
    562,600.33/843,809.53 = 207,781.45/x
  3. Step 3: Cross multiply
    562,600.33x = 843,809.53 × 207,781.45
  4. Step 4: Simplify right side
    562,600.33x = 175,327,962,928.72
  5. Step 5: Solve for x
    x = 175,327,962,928.72/562,600.33
  6. Step 6: Final answer
    x = 311,638.57

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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.