Home / 748,167.44-1,032,471.07-408,636.50

Finding the Fourth Proportional to 748,167.44, 1,032,471.07 and 408,636.50

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Solution

The fourth proportional to 748,167.44, 1,032,471.07 and 408,636.50 is: 563,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,167.44 : 1,032,471.07 = 408,636.50 : x
  2. Step 2: Convert to fraction form
    748,167.44/1,032,471.07 = 408,636.50/x
  3. Step 3: Cross multiply
    748,167.44x = 1,032,471.07 × 408,636.50
  4. Step 4: Simplify right side
    748,167.44x = 421,905,364,396.06
  5. Step 5: Solve for x
    x = 421,905,364,396.06/748,167.44
  6. Step 6: Final answer
    x = 563,918.37

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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.