Finding the Fourth Proportional to 943,936.20, 1,302,625.56 and 514,216.62
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Solution
The fourth proportional to 943,936.20, 1,302,625.56 and 514,216.62 is: 709,615.45
Step by Step Solution
- Step 1: Write the proportion equation
943,936.20 : 1,302,625.56 = 514,216.62 : x - Step 2: Convert to fraction form
943,936.20/1,302,625.56 = 514,216.62/x - Step 3: Cross multiply
943,936.20x = 1,302,625.56 × 514,216.62 - Step 4: Simplify right side
943,936.20x = 669,831,712,588.81 - Step 5: Solve for x
x = 669,831,712,588.81/943,936.20 - Step 6: Final answer
x = 709,615.45
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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.