Finding the Fourth Proportional to 4,860,207.80, 7,274,565.30 and 4,293,337.40
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Solution
The fourth proportional to 4,860,207.80, 7,274,565.30 and 4,293,337.40 is: 6,426,096.28
Step by Step Solution
- Step 1: Write the proportion equation
4,860,207.80 : 7,274,565.30 = 4,293,337.40 : x - Step 2: Convert to fraction form
4,860,207.80/7,274,565.30 = 4,293,337.40/x - Step 3: Cross multiply
4,860,207.80x = 7,274,565.30 × 4,293,337.40 - Step 4: Simplify right side
4,860,207.80x = 31,232,163,271,232.22 - Step 5: Solve for x
x = 31,232,163,271,232.22/4,860,207.80 - Step 6: Final answer
x = 6,426,096.28
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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.