Home / 683,586.23-1,025,600.78-328,627.93

Finding the Fourth Proportional to 683,586.23, 1,025,600.78 and 328,627.93

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Solution

The fourth proportional to 683,586.23, 1,025,600.78 and 328,627.93 is: 493,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,586.23 : 1,025,600.78 = 328,627.93 : x
  2. Step 2: Convert to fraction form
    683,586.23/1,025,600.78 = 328,627.93/x
  3. Step 3: Cross multiply
    683,586.23x = 1,025,600.78 × 328,627.93
  4. Step 4: Simplify right side
    683,586.23x = 337,041,061,337.79
  5. Step 5: Solve for x
    x = 337,041,061,337.79/683,586.23
  6. Step 6: Final answer
    x = 493,048.35

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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.