Finding the Fourth Proportional to 483,216.60, 724,565.70 and 202,416.60
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Solution
The fourth proportional to 483,216.60, 724,565.70 and 202,416.60 is: 303,516.32
Step by Step Solution
- Step 1: Write the proportion equation
483,216.60 : 724,565.70 = 202,416.60 : x - Step 2: Convert to fraction form
483,216.60/724,565.70 = 202,416.60/x - Step 3: Cross multiply
483,216.60x = 724,565.70 × 202,416.60 - Step 4: Simplify right side
483,216.60x = 146,664,125,470.62 - Step 5: Solve for x
x = 146,664,125,470.62/483,216.60 - Step 6: Final answer
x = 303,516.32
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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.