Finding the Fourth Proportional to 286,582.11, 429,312.63 and 236,053.68
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Solution
The fourth proportional to 286,582.11, 429,312.63 and 236,053.68 is: 353,618.82
Step by Step Solution
- Step 1: Write the proportion equation
286,582.11 : 429,312.63 = 236,053.68 : x - Step 2: Convert to fraction form
286,582.11/429,312.63 = 236,053.68/x - Step 3: Cross multiply
286,582.11x = 429,312.63 × 236,053.68 - Step 4: Simplify right side
286,582.11x = 101,340,826,181.98 - Step 5: Solve for x
x = 101,340,826,181.98/286,582.11 - Step 6: Final answer
x = 353,618.82
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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.