Finding the Fourth Proportional to 374,183.94, 516,397.60 and 213,053.06
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Solution
The fourth proportional to 374,183.94, 516,397.60 and 213,053.06 is: 294,026.75
Step by Step Solution
- Step 1: Write the proportion equation
374,183.94 : 516,397.60 = 213,053.06 : x - Step 2: Convert to fraction form
374,183.94/516,397.60 = 213,053.06/x - Step 3: Cross multiply
374,183.94x = 516,397.60 × 213,053.06 - Step 4: Simplify right side
374,183.94x = 110,020,088,856.66 - Step 5: Solve for x
x = 110,020,088,856.66/374,183.94 - Step 6: Final answer
x = 294,026.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.