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Finding the Fourth Proportional to 706,538.25, 974,607.71 and 444,476.81

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Solution

The fourth proportional to 706,538.25, 974,607.71 and 444,476.81 is: 613,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,538.25 : 974,607.71 = 444,476.81 : x
  2. Step 2: Convert to fraction form
    706,538.25/974,607.71 = 444,476.81/x
  3. Step 3: Cross multiply
    706,538.25x = 974,607.71 × 444,476.81
  4. Step 4: Simplify right side
    706,538.25x = 433,190,518,846.78
  5. Step 5: Solve for x
    x = 433,190,518,846.78/706,538.25
  6. Step 6: Final answer
    x = 613,116.87

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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.