Finding the Fourth Proportional to 858,102.42, 1,184,181.30 and 476,131.98
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Solution
The fourth proportional to 858,102.42, 1,184,181.30 and 476,131.98 is: 657,062.11
Step by Step Solution
- Step 1: Write the proportion equation
858,102.42 : 1,184,181.30 = 476,131.98 : x - Step 2: Convert to fraction form
858,102.42/1,184,181.30 = 476,131.98/x - Step 3: Cross multiply
858,102.42x = 1,184,181.30 × 476,131.98 - Step 4: Simplify right side
858,102.42x = 563,826,587,047.97 - Step 5: Solve for x
x = 563,826,587,047.97/858,102.42 - Step 6: Final answer
x = 657,062.11
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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.