Finding the Fourth Proportional to 967,694.96, 1,335,343.39 and 537,948.92
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Solution
The fourth proportional to 967,694.96, 1,335,343.39 and 537,948.92 is: 742,327.45
Step by Step Solution
- Step 1: Write the proportion equation
967,694.96 : 1,335,343.39 = 537,948.92 : x - Step 2: Convert to fraction form
967,694.96/1,335,343.39 = 537,948.92/x - Step 3: Cross multiply
967,694.96x = 1,335,343.39 × 537,948.92 - Step 4: Simplify right side
967,694.96x = 718,346,525,113.18 - Step 5: Solve for x
x = 718,346,525,113.18/967,694.96 - Step 6: Final answer
x = 742,327.45
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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.