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Finding the Fourth Proportional to 706,024.95, 974,324.30 and 383,734.95

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Solution

The fourth proportional to 706,024.95, 974,324.30 and 383,734.95 is: 529,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,024.95 : 974,324.30 = 383,734.95 : x
  2. Step 2: Convert to fraction form
    706,024.95/974,324.30 = 383,734.95/x
  3. Step 3: Cross multiply
    706,024.95x = 974,324.30 × 383,734.95
  4. Step 4: Simplify right side
    706,024.95x = 373,882,284,625.61
  5. Step 5: Solve for x
    x = 373,882,284,625.61/706,024.95
  6. Step 6: Final answer
    x = 529,559.59

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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.