Finding the Fourth Proportional to 1,251,973.44, 1,727,724.16 and 679,013.44
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Solution
The fourth proportional to 1,251,973.44, 1,727,724.16 and 679,013.44 is: 937,038.99
Step by Step Solution
- Step 1: Write the proportion equation
1,251,973.44 : 1,727,724.16 = 679,013.44 : x - Step 2: Convert to fraction form
1,251,973.44/1,727,724.16 = 679,013.44/x - Step 3: Cross multiply
1,251,973.44x = 1,727,724.16 × 679,013.44 - Step 4: Simplify right side
1,251,973.44x = 1,173,147,925,252.71 - Step 5: Solve for x
x = 1,173,147,925,252.71/1,251,973.44 - Step 6: Final answer
x = 937,038.99
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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.