Finding the Fourth Proportional to 1,246,563.47, 1,719,964.58 and 756,522.14
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Solution
The fourth proportional to 1,246,563.47, 1,719,964.58 and 756,522.14 is: 1,043,822.72
Step by Step Solution
- Step 1: Write the proportion equation
1,246,563.47 : 1,719,964.58 = 756,522.14 : x - Step 2: Convert to fraction form
1,246,563.47/1,719,964.58 = 756,522.14/x - Step 3: Cross multiply
1,246,563.47x = 1,719,964.58 × 756,522.14 - Step 4: Simplify right side
1,246,563.47x = 1,301,191,276,185.98 - Step 5: Solve for x
x = 1,301,191,276,185.98/1,246,563.47 - Step 6: Final answer
x = 1,043,822.72
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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.