Finding the Fourth Proportional to 416,349.24, 624,555.45 and 163,507.74
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Solution
The fourth proportional to 416,349.24, 624,555.45 and 163,507.74 is: 245,274.02
Step by Step Solution
- Step 1: Write the proportion equation
416,349.24 : 624,555.45 = 163,507.74 : x - Step 2: Convert to fraction form
416,349.24/624,555.45 = 163,507.74/x - Step 3: Cross multiply
416,349.24x = 624,555.45 × 163,507.74 - Step 4: Simplify right side
416,349.24x = 102,119,650,134.18 - Step 5: Solve for x
x = 102,119,650,134.18/416,349.24 - Step 6: Final answer
x = 245,274.02
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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.