Finding the Fourth Proportional to 4,960,317.55, 7,440,501.40 and 1,548,318.13
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Solution
The fourth proportional to 4,960,317.55, 7,440,501.40 and 1,548,318.13 is: 2,322,485.02
Step by Step Solution
- Step 1: Write the proportion equation
4,960,317.55 : 7,440,501.40 = 1,548,318.13 : x - Step 2: Convert to fraction form
4,960,317.55/7,440,501.40 = 1,548,318.13/x - Step 3: Cross multiply
4,960,317.55x = 7,440,501.40 × 1,548,318.13 - Step 4: Simplify right side
4,960,317.55x = 11,520,263,172,837.08 - Step 5: Solve for x
x = 11,520,263,172,837.08/4,960,317.55 - Step 6: Final answer
x = 2,322,485.02
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1.5x scale
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.