Finding the Fourth Proportional to 369,627.36, 553,981.68 and 169,735.68
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Solution
The fourth proportional to 369,627.36, 553,981.68 and 169,735.68 is: 254,392.58
Step by Step Solution
- Step 1: Write the proportion equation
369,627.36 : 553,981.68 = 169,735.68 : x - Step 2: Convert to fraction form
369,627.36/553,981.68 = 169,735.68/x - Step 3: Cross multiply
369,627.36x = 553,981.68 × 169,735.68 - Step 4: Simplify right side
369,627.36x = 94,030,457,162.34 - Step 5: Solve for x
x = 94,030,457,162.34/369,627.36 - Step 6: Final answer
x = 254,392.58
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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.