Finding the Fourth Proportional to 950,097.06, 1,311,120.66 and 542,328.18
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Solution
The fourth proportional to 950,097.06, 1,311,120.66 and 542,328.18 is: 748,405.31
Step by Step Solution
- Step 1: Write the proportion equation
950,097.06 : 1,311,120.66 = 542,328.18 : x - Step 2: Convert to fraction form
950,097.06/1,311,120.66 = 542,328.18/x - Step 3: Cross multiply
950,097.06x = 1,311,120.66 × 542,328.18 - Step 4: Simplify right side
950,097.06x = 711,057,681,298.20 - Step 5: Solve for x
x = 711,057,681,298.20/950,097.06 - Step 6: Final answer
x = 748,405.31
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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.