Finding the Fourth Proportional to 952,953.84, 1,429,429.68 and 742,749.12
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Solution
The fourth proportional to 952,953.84, 1,429,429.68 and 742,749.12 is: 1,114,122.84
Step by Step Solution
- Step 1: Write the proportion equation
952,953.84 : 1,429,429.68 = 742,749.12 : x - Step 2: Convert to fraction form
952,953.84/1,429,429.68 = 742,749.12/x - Step 3: Cross multiply
952,953.84x = 1,429,429.68 × 742,749.12 - Step 4: Simplify right side
952,953.84x = 1,061,707,636,921.88 - Step 5: Solve for x
x = 1,061,707,636,921.88/952,953.84 - Step 6: Final answer
x = 1,114,122.84
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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.