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Finding the Fourth Proportional to 706,271.98, 974,650.52 and 383,982.02

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Solution

The fourth proportional to 706,271.98, 974,650.52 and 383,982.02 is: 529,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,271.98 : 974,650.52 = 383,982.02 : x
  2. Step 2: Convert to fraction form
    706,271.98/974,650.52 = 383,982.02/x
  3. Step 3: Cross multiply
    706,271.98x = 974,650.52 × 383,982.02
  4. Step 4: Simplify right side
    706,271.98x = 374,248,275,463.65
  5. Step 5: Solve for x
    x = 374,248,275,463.65/706,271.98
  6. Step 6: Final answer
    x = 529,892.57

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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.