Finding the Fourth Proportional to 406,583.48, 609,905.18 and 107,061.99
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Solution
The fourth proportional to 406,583.48, 609,905.18 and 107,061.99 is: 160,600.87
Step by Step Solution
- Step 1: Write the proportion equation
406,583.48 : 609,905.18 = 107,061.99 : x - Step 2: Convert to fraction form
406,583.48/609,905.18 = 107,061.99/x - Step 3: Cross multiply
406,583.48x = 609,905.18 × 107,061.99 - Step 4: Simplify right side
406,583.48x = 65,297,661,746.80 - Step 5: Solve for x
x = 65,297,661,746.80/406,583.48 - Step 6: Final answer
x = 160,600.87
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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.