Finding the Fourth Proportional to 470,903.08, 706,338.82 and 204,663.58
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Solution
The fourth proportional to 470,903.08, 706,338.82 and 204,663.58 is: 306,988.50
Step by Step Solution
- Step 1: Write the proportion equation
470,903.08 : 706,338.82 = 204,663.58 : x - Step 2: Convert to fraction form
470,903.08/706,338.82 = 204,663.58/x - Step 3: Cross multiply
470,903.08x = 706,338.82 × 204,663.58 - Step 4: Simplify right side
470,903.08x = 144,561,831,594.18 - Step 5: Solve for x
x = 144,561,831,594.18/470,903.08 - Step 6: Final answer
x = 306,988.50
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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.