Finding the Fourth Proportional to 4,708,935.10, 7,063,402.65 and 1,163,079.10
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Solution
The fourth proportional to 4,708,935.10, 7,063,402.65 and 1,163,079.10 is: 1,744,618.65
Step by Step Solution
- Step 1: Write the proportion equation
4,708,935.10 : 7,063,402.65 = 1,163,079.10 : x - Step 2: Convert to fraction form
4,708,935.10/7,063,402.65 = 1,163,079.10/x - Step 3: Cross multiply
4,708,935.10x = 7,063,402.65 × 1,163,079.10 - Step 4: Simplify right side
4,708,935.10x = 8,215,295,997,099.62 - Step 5: Solve for x
x = 8,215,295,997,099.62/4,708,935.10 - Step 6: Final answer
x = 1,744,618.65
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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.