Finding the Fourth Proportional to 736,345.72, 1,016,163.14 and 414,052.99
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Solution
The fourth proportional to 736,345.72, 1,016,163.14 and 414,052.99 is: 571,396.53
Step by Step Solution
- Step 1: Write the proportion equation
736,345.72 : 1,016,163.14 = 414,052.99 : x - Step 2: Convert to fraction form
736,345.72/1,016,163.14 = 414,052.99/x - Step 3: Cross multiply
736,345.72x = 1,016,163.14 × 414,052.99 - Step 4: Simplify right side
736,345.72x = 420,745,386,444.79 - Step 5: Solve for x
x = 420,745,386,444.79/736,345.72 - Step 6: Final answer
x = 571,396.53
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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.