Home / 843,664.70-1,164,252.74-461,690.57

Finding the Fourth Proportional to 843,664.70, 1,164,252.74 and 461,690.57

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Solution

The fourth proportional to 843,664.70, 1,164,252.74 and 461,690.57 is: 637,130.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,664.70 : 1,164,252.74 = 461,690.57 : x
  2. Step 2: Convert to fraction form
    843,664.70/1,164,252.74 = 461,690.57/x
  3. Step 3: Cross multiply
    843,664.70x = 1,164,252.74 × 461,690.57
  4. Step 4: Simplify right side
    843,664.70x = 537,524,503,024.95
  5. Step 5: Solve for x
    x = 537,524,503,024.95/843,664.70
  6. Step 6: Final answer
    x = 637,130.49

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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.