Finding the Fourth Proportional to 5,732,952.60, 8,599,428.90 and 3,208,279.80
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Solution
The fourth proportional to 5,732,952.60, 8,599,428.90 and 3,208,279.80 is: 4,812,419.70
Step by Step Solution
- Step 1: Write the proportion equation
5,732,952.60 : 8,599,428.90 = 3,208,279.80 : x - Step 2: Convert to fraction form
5,732,952.60/8,599,428.90 = 3,208,279.80/x - Step 3: Cross multiply
5,732,952.60x = 8,599,428.90 × 3,208,279.80 - Step 4: Simplify right side
5,732,952.60x = 27,589,374,031,406.22 - Step 5: Solve for x
x = 27,589,374,031,406.22/5,732,952.60 - Step 6: Final answer
x = 4,812,419.70
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1.5x scale
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.