Finding the Fourth Proportional to 341,646.48, 512,417.16 and 113,946.12
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Solution
The fourth proportional to 341,646.48, 512,417.16 and 113,946.12 is: 170,901.65
Step by Step Solution
- Step 1: Write the proportion equation
341,646.48 : 512,417.16 = 113,946.12 : x - Step 2: Convert to fraction form
341,646.48/512,417.16 = 113,946.12/x - Step 3: Cross multiply
341,646.48x = 512,417.16 × 113,946.12 - Step 4: Simplify right side
341,646.48x = 58,387,947,203.42 - Step 5: Solve for x
x = 58,387,947,203.42/341,646.48 - Step 6: Final answer
x = 170,901.65
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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.