Home / 984,411.71-1,476,700.94-274,440.43

Finding the Fourth Proportional to 984,411.71, 1,476,700.94 and 274,440.43

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Solution

The fourth proportional to 984,411.71, 1,476,700.94 and 274,440.43 is: 411,683.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,411.71 : 1,476,700.94 = 274,440.43 : x
  2. Step 2: Convert to fraction form
    984,411.71/1,476,700.94 = 274,440.43/x
  3. Step 3: Cross multiply
    984,411.71x = 1,476,700.94 × 274,440.43
  4. Step 4: Simplify right side
    984,411.71x = 405,266,443,486.98
  5. Step 5: Solve for x
    x = 405,266,443,486.98/984,411.71
  6. Step 6: Final answer
    x = 411,683.89

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1.5x scale

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.