Finding the Fourth Proportional to 346,336.11, 519,467.60 and 163,923.23
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Solution
The fourth proportional to 346,336.11, 519,467.60 and 163,923.23 is: 245,867.53
Step by Step Solution
- Step 1: Write the proportion equation
346,336.11 : 519,467.60 = 163,923.23 : x - Step 2: Convert to fraction form
346,336.11/519,467.60 = 163,923.23/x - Step 3: Cross multiply
346,336.11x = 519,467.60 × 163,923.23 - Step 4: Simplify right side
346,336.11x = 85,152,803,455.39 - Step 5: Solve for x
x = 85,152,803,455.39/346,336.11 - Step 6: Final answer
x = 245,867.53
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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.