Finding the Fourth Proportional to 374,133.09, 516,303.63 and 202,051.03
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Solution
The fourth proportional to 374,133.09, 516,303.63 and 202,051.03 is: 278,830.40
Step by Step Solution
- Step 1: Write the proportion equation
374,133.09 : 516,303.63 = 202,051.03 : x - Step 2: Convert to fraction form
374,133.09/516,303.63 = 202,051.03/x - Step 3: Cross multiply
374,133.09x = 516,303.63 × 202,051.03 - Step 4: Simplify right side
374,133.09x = 104,319,680,234.24 - Step 5: Solve for x
x = 104,319,680,234.24/374,133.09 - Step 6: Final answer
x = 278,830.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.