Finding the Fourth Proportional to 430,108.11, 593,484.17 and 246,318.09
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Solution
The fourth proportional to 430,108.11, 593,484.17 and 246,318.09 is: 339,881.72
Step by Step Solution
- Step 1: Write the proportion equation
430,108.11 : 593,484.17 = 246,318.09 : x - Step 2: Convert to fraction form
430,108.11/593,484.17 = 246,318.09/x - Step 3: Cross multiply
430,108.11x = 593,484.17 × 246,318.09 - Step 4: Simplify right side
430,108.11x = 146,185,885,968.05 - Step 5: Solve for x
x = 146,185,885,968.05/430,108.11 - Step 6: Final answer
x = 339,881.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.