Finding the Fourth Proportional to 468,476.36, 702,994.50 and 430,362.08
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Solution
The fourth proportional to 468,476.36, 702,994.50 and 430,362.08 is: 645,800.30
Step by Step Solution
- Step 1: Write the proportion equation
468,476.36 : 702,994.50 = 430,362.08 : x - Step 2: Convert to fraction form
468,476.36/702,994.50 = 430,362.08/x - Step 3: Cross multiply
468,476.36x = 702,994.50 × 430,362.08 - Step 4: Simplify right side
468,476.36x = 302,542,171,733.59 - Step 5: Solve for x
x = 302,542,171,733.59/468,476.36 - Step 6: Final answer
x = 645,800.30
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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.