Finding the Fourth Proportional to 706,454.42, 1,059,602.84 and 194,158.82
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Solution
The fourth proportional to 706,454.42, 1,059,602.84 and 194,158.82 is: 291,216.58
Step by Step Solution
- Step 1: Write the proportion equation
706,454.42 : 1,059,602.84 = 194,158.82 : x - Step 2: Convert to fraction form
706,454.42/1,059,602.84 = 194,158.82/x - Step 3: Cross multiply
706,454.42x = 1,059,602.84 × 194,158.82 - Step 4: Simplify right side
706,454.42x = 205,731,237,083.05 - Step 5: Solve for x
x = 205,731,237,083.05/706,454.42 - Step 6: Final answer
x = 291,216.58
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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.