Finding the Fourth Proportional to 746,137.92, 1,118,964.96 and 247,368
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Solution
The fourth proportional to 746,137.92, 1,118,964.96 and 247,368 is: 370,971.80
Step by Step Solution
- Step 1: Write the proportion equation
746,137.92 : 1,118,964.96 = 247,368 : x - Step 2: Convert to fraction form
746,137.92/1,118,964.96 = 247,368/x - Step 3: Cross multiply
746,137.92x = 1,118,964.96 × 247,368 - Step 4: Simplify right side
746,137.92x = 276,796,124,225.28 - Step 5: Solve for x
x = 276,796,124,225.28/746,137.92 - Step 6: Final answer
x = 370,971.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.