Finding the Fourth Proportional to 464,579.70, 696,869.55 and 464,579.70
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Solution
The fourth proportional to 464,579.70, 696,869.55 and 464,579.70 is: 696,869.55
Step by Step Solution
- Step 1: Write the proportion equation
464,579.70 : 696,869.55 = 464,579.70 : x - Step 2: Convert to fraction form
464,579.70/696,869.55 = 464,579.70/x - Step 3: Cross multiply
464,579.70x = 696,869.55 × 464,579.70 - Step 4: Simplify right side
464,579.70x = 323,751,446,478.14 - Step 5: Solve for x
x = 323,751,446,478.14/464,579.70 - Step 6: Final answer
x = 696,869.55
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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.