Finding the Fourth Proportional to 843,004.08, 1,163,329.56 and 461,029.68
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Solution
The fourth proportional to 843,004.08, 1,163,329.56 and 461,029.68 is: 636,212.17
Step by Step Solution
- Step 1: Write the proportion equation
843,004.08 : 1,163,329.56 = 461,029.68 : x - Step 2: Convert to fraction form
843,004.08/1,163,329.56 = 461,029.68/x - Step 3: Cross multiply
843,004.08x = 1,163,329.56 × 461,029.68 - Step 4: Simplify right side
843,004.08x = 536,329,454,781.34 - Step 5: Solve for x
x = 536,329,454,781.34/843,004.08 - Step 6: Final answer
x = 636,212.17
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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.