Finding the Fourth Proportional to 374,781.58, 562,037.95 and 108,486.99
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Solution
The fourth proportional to 374,781.58, 562,037.95 and 108,486.99 is: 162,691.58
Step by Step Solution
- Step 1: Write the proportion equation
374,781.58 : 562,037.95 = 108,486.99 : x - Step 2: Convert to fraction form
374,781.58/562,037.95 = 108,486.99/x - Step 3: Cross multiply
374,781.58x = 562,037.95 × 108,486.99 - Step 4: Simplify right side
374,781.58x = 60,973,805,190.05 - Step 5: Solve for x
x = 60,973,805,190.05/374,781.58 - Step 6: Final answer
x = 162,691.58
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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.