Finding the Fourth Proportional to 1,302,819.96, 1,953,588.42 and 619,516.92
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Solution
The fourth proportional to 1,302,819.96, 1,953,588.42 and 619,516.92 is: 928,970.32
Step by Step Solution
- Step 1: Write the proportion equation
1,302,819.96 : 1,953,588.42 = 619,516.92 : x - Step 2: Convert to fraction form
1,302,819.96/1,953,588.42 = 619,516.92/x - Step 3: Cross multiply
1,302,819.96x = 1,953,588.42 × 619,516.92 - Step 4: Simplify right side
1,302,819.96x = 1,210,281,080,906.07 - Step 5: Solve for x
x = 1,210,281,080,906.07/1,302,819.96 - Step 6: Final answer
x = 928,970.32
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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.