Finding the Fourth Proportional to 522,366.66, 783,549.99 and 148,341.06
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Solution
The fourth proportional to 522,366.66, 783,549.99 and 148,341.06 is: 222,511.59
Step by Step Solution
- Step 1: Write the proportion equation
522,366.66 : 783,549.99 = 148,341.06 : x - Step 2: Convert to fraction form
522,366.66/783,549.99 = 148,341.06/x - Step 3: Cross multiply
522,366.66x = 783,549.99 × 148,341.06 - Step 4: Simplify right side
522,366.66x = 116,232,636,079.59 - Step 5: Solve for x
x = 116,232,636,079.59/522,366.66 - Step 6: Final answer
x = 222,511.59
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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.