Home / 966,368.70-1,449,553.05-911,256.30

Finding the Fourth Proportional to 966,368.70, 1,449,553.05 and 911,256.30

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Solution

The fourth proportional to 966,368.70, 1,449,553.05 and 911,256.30 is: 1,366,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,368.70 : 1,449,553.05 = 911,256.30 : x
  2. Step 2: Convert to fraction form
    966,368.70/1,449,553.05 = 911,256.30/x
  3. Step 3: Cross multiply
    966,368.70x = 1,449,553.05 × 911,256.30
  4. Step 4: Simplify right side
    966,368.70x = 1,320,914,348,996.72
  5. Step 5: Solve for x
    x = 1,320,914,348,996.72/966,368.70
  6. Step 6: Final answer
    x = 1,366,884.45

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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.