Finding the Fourth Proportional to 299,999.16, 414,011.71 and 164,024.99
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Solution
The fourth proportional to 299,999.16, 414,011.71 and 164,024.99 is: 226,361.52
Step by Step Solution
- Step 1: Write the proportion equation
299,999.16 : 414,011.71 = 164,024.99 : x - Step 2: Convert to fraction form
299,999.16/414,011.71 = 164,024.99/x - Step 3: Cross multiply
299,999.16x = 414,011.71 × 164,024.99 - Step 4: Simplify right side
299,999.16x = 67,908,266,521.92 - Step 5: Solve for x
x = 67,908,266,521.92/299,999.16 - Step 6: Final answer
x = 226,361.52
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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.