Finding the Fourth Proportional to 923,652.20, 1,275,520.34 and 873,332.08
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Solution
The fourth proportional to 923,652.20, 1,275,520.34 and 873,332.08 is: 1,206,030.62
Step by Step Solution
- Step 1: Write the proportion equation
923,652.20 : 1,275,520.34 = 873,332.08 : x - Step 2: Convert to fraction form
923,652.20/1,275,520.34 = 873,332.08/x - Step 3: Cross multiply
923,652.20x = 1,275,520.34 × 873,332.08 - Step 4: Simplify right side
923,652.20x = 1,113,952,831,614.51 - Step 5: Solve for x
x = 1,113,952,831,614.51/923,652.20 - Step 6: Final answer
x = 1,206,030.62
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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.