Finding the Fourth Proportional to 556,666.08, 835,044.24 and 157,310.16
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Solution
The fourth proportional to 556,666.08, 835,044.24 and 157,310.16 is: 235,977.99
Step by Step Solution
- Step 1: Write the proportion equation
556,666.08 : 835,044.24 = 157,310.16 : x - Step 2: Convert to fraction form
556,666.08/835,044.24 = 157,310.16/x - Step 3: Cross multiply
556,666.08x = 835,044.24 × 157,310.16 - Step 4: Simplify right side
556,666.08x = 131,360,943,001.48 - Step 5: Solve for x
x = 131,360,943,001.48/556,666.08 - Step 6: Final answer
x = 235,977.99
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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.