Finding the Fourth Proportional to 416,345.24, 624,549.46 and 163,503.74
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Solution
The fourth proportional to 416,345.24, 624,549.46 and 163,503.74 is: 245,268.02
Step by Step Solution
- Step 1: Write the proportion equation
416,345.24 : 624,549.46 = 163,503.74 : x - Step 2: Convert to fraction form
416,345.24/624,549.46 = 163,503.74/x - Step 3: Cross multiply
416,345.24x = 624,549.46 × 163,503.74 - Step 4: Simplify right side
416,345.24x = 102,116,172,524.98 - Step 5: Solve for x
x = 102,116,172,524.98/416,345.24 - Step 6: Final answer
x = 245,268.02
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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.