Finding the Fourth Proportional to 246,887.07, 340,711.16 and 139,461.63
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Solution
The fourth proportional to 246,887.07, 340,711.16 and 139,461.63 is: 192,461.00
Step by Step Solution
- Step 1: Write the proportion equation
246,887.07 : 340,711.16 = 139,461.63 : x - Step 2: Convert to fraction form
246,887.07/340,711.16 = 139,461.63/x - Step 3: Cross multiply
246,887.07x = 340,711.16 × 139,461.63 - Step 4: Simplify right side
246,887.07x = 47,516,133,035.48 - Step 5: Solve for x
x = 47,516,133,035.48/246,887.07 - Step 6: Final answer
x = 192,461.00
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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.