Finding the Fourth Proportional to 416,981.58, 625,235.32 and 164,124.99
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Solution
The fourth proportional to 416,981.58, 625,235.32 and 164,124.99 is: 246,094.18
Step by Step Solution
- Step 1: Write the proportion equation
416,981.58 : 625,235.32 = 164,124.99 : x - Step 2: Convert to fraction form
416,981.58/625,235.32 = 164,124.99/x - Step 3: Cross multiply
416,981.58x = 625,235.32 × 164,124.99 - Step 4: Simplify right side
416,981.58x = 102,616,740,642.65 - Step 5: Solve for x
x = 102,616,740,642.65/416,981.58 - Step 6: Final answer
x = 246,094.18
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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.