Finding the Fourth Proportional to 4,700,159.74, 7,050,263.94 and 2,139,583.97
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Solution
The fourth proportional to 4,700,159.74, 7,050,263.94 and 2,139,583.97 is: 3,209,387.03
Step by Step Solution
- Step 1: Write the proportion equation
4,700,159.74 : 7,050,263.94 = 2,139,583.97 : x - Step 2: Convert to fraction form
4,700,159.74/7,050,263.94 = 2,139,583.97/x - Step 3: Cross multiply
4,700,159.74x = 7,050,263.94 × 2,139,583.97 - Step 4: Simplify right side
4,700,159.74x = 15,084,631,723,906.98 - Step 5: Solve for x
x = 15,084,631,723,906.98/4,700,159.74 - Step 6: Final answer
x = 3,209,387.03
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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.