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Finding the Fourth Proportional to 706,568.21, 974,648.85 and 444,506.84

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Solution

The fourth proportional to 706,568.21, 974,648.85 and 444,506.84 is: 613,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,568.21 : 974,648.85 = 444,506.84 : x
  2. Step 2: Convert to fraction form
    706,568.21/974,648.85 = 444,506.84/x
  3. Step 3: Cross multiply
    706,568.21x = 974,648.85 × 444,506.84
  4. Step 4: Simplify right side
    706,568.21x = 433,238,080,038.27
  5. Step 5: Solve for x
    x = 433,238,080,038.27/706,568.21
  6. Step 6: Final answer
    x = 613,158.18

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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.