Finding the Fourth Proportional to 482,799.90, 724,372.65 and 202,403.10
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Solution
The fourth proportional to 482,799.90, 724,372.65 and 202,403.10 is: 303,677.09
Step by Step Solution
- Step 1: Write the proportion equation
482,799.90 : 724,372.65 = 202,403.10 : x - Step 2: Convert to fraction form
482,799.90/724,372.65 = 202,403.10/x - Step 3: Cross multiply
482,799.90x = 724,372.65 × 202,403.10 - Step 4: Simplify right side
482,799.90x = 146,615,269,915.22 - Step 5: Solve for x
x = 146,615,269,915.22/482,799.90 - Step 6: Final answer
x = 303,677.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.