Finding the Fourth Proportional to 357,848.08, 493,824.82 and 196,699.68
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Solution
The fourth proportional to 357,848.08, 493,824.82 and 196,699.68 is: 271,442.52
Step by Step Solution
- Step 1: Write the proportion equation
357,848.08 : 493,824.82 = 196,699.68 : x - Step 2: Convert to fraction form
357,848.08/493,824.82 = 196,699.68/x - Step 3: Cross multiply
357,848.08x = 493,824.82 × 196,699.68 - Step 4: Simplify right side
357,848.08x = 97,135,184,070.06 - Step 5: Solve for x
x = 97,135,184,070.06/357,848.08 - Step 6: Final answer
x = 271,442.52
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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.