Finding the Fourth Proportional to 963,812.97, 1,330,028.44 and 534,133.08
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Solution
The fourth proportional to 963,812.97, 1,330,028.44 and 534,133.08 is: 737,085.11
Step by Step Solution
- Step 1: Write the proportion equation
963,812.97 : 1,330,028.44 = 534,133.08 : x - Step 2: Convert to fraction form
963,812.97/1,330,028.44 = 534,133.08/x - Step 3: Cross multiply
963,812.97x = 1,330,028.44 × 534,133.08 - Step 4: Simplify right side
963,812.97x = 710,412,185,809.46 - Step 5: Solve for x
x = 710,412,185,809.46/963,812.97 - Step 6: Final answer
x = 737,085.11
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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.