Finding the Fourth Proportional to 982,521.84, 1,355,783.36 and 552,792.48
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Solution
The fourth proportional to 982,521.84, 1,355,783.36 and 552,792.48 is: 762,799.17
Step by Step Solution
- Step 1: Write the proportion equation
982,521.84 : 1,355,783.36 = 552,792.48 : x - Step 2: Convert to fraction form
982,521.84/1,355,783.36 = 552,792.48/x - Step 3: Cross multiply
982,521.84x = 1,355,783.36 × 552,792.48 - Step 4: Simplify right side
982,521.84x = 749,466,845,917.13 - Step 5: Solve for x
x = 749,466,845,917.13/982,521.84 - Step 6: Final answer
x = 762,799.17
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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.