Finding the Fourth Proportional to 374,803.74, 562,261.18 and 108,531.02
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Solution
The fourth proportional to 374,803.74, 562,261.18 and 108,531.02 is: 162,812.62
Step by Step Solution
- Step 1: Write the proportion equation
374,803.74 : 562,261.18 = 108,531.02 : x - Step 2: Convert to fraction form
374,803.74/562,261.18 = 108,531.02/x - Step 3: Cross multiply
374,803.74x = 562,261.18 × 108,531.02 - Step 4: Simplify right side
374,803.74x = 61,022,779,371.80 - Step 5: Solve for x
x = 61,022,779,371.80/374,803.74 - Step 6: Final answer
x = 162,812.62
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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.