Finding the Fourth Proportional to 4,829,405.76, 7,239,604.68 and 1,632,307.68
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Solution
The fourth proportional to 4,829,405.76, 7,239,604.68 and 1,632,307.68 is: 2,446,939.21
Step by Step Solution
- Step 1: Write the proportion equation
4,829,405.76 : 7,239,604.68 = 1,632,307.68 : x - Step 2: Convert to fraction form
4,829,405.76/7,239,604.68 = 1,632,307.68/x - Step 3: Cross multiply
4,829,405.76x = 7,239,604.68 × 1,632,307.68 - Step 4: Simplify right side
4,829,405.76x = 11,817,262,319,327.94 - Step 5: Solve for x
x = 11,817,262,319,327.94/4,829,405.76 - Step 6: Final answer
x = 2,446,939.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.