Finding the Fourth Proportional to 982,192.84, 1,355,612.15 and 614,841.03
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Solution
The fourth proportional to 982,192.84, 1,355,612.15 and 614,841.03 is: 848,597.08
Step by Step Solution
- Step 1: Write the proportion equation
982,192.84 : 1,355,612.15 = 614,841.03 : x - Step 2: Convert to fraction form
982,192.84/1,355,612.15 = 614,841.03/x - Step 3: Cross multiply
982,192.84x = 1,355,612.15 × 614,841.03 - Step 4: Simplify right side
982,192.84x = 833,485,972,123.62 - Step 5: Solve for x
x = 833,485,972,123.62/982,192.84 - Step 6: Final answer
x = 848,597.08
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1.5x scale
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.