Finding the Fourth Proportional to 416,878.02, 625,005.99 and 195,210.18
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Solution
The fourth proportional to 416,878.02, 625,005.99 and 195,210.18 is: 292,669.62
Step by Step Solution
- Step 1: Write the proportion equation
416,878.02 : 625,005.99 = 195,210.18 : x - Step 2: Convert to fraction form
416,878.02/625,005.99 = 195,210.18/x - Step 3: Cross multiply
416,878.02x = 625,005.99 × 195,210.18 - Step 4: Simplify right side
416,878.02x = 122,007,531,808.98 - Step 5: Solve for x
x = 122,007,531,808.98/416,878.02 - Step 6: Final answer
x = 292,669.62
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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.