Finding the Fourth Proportional to 8,257,256.76, 11,394,699.13 and 4,586,408.79
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Solution
The fourth proportional to 8,257,256.76, 11,394,699.13 and 4,586,408.79 is: 6,329,069.06
Step by Step Solution
- Step 1: Write the proportion equation
8,257,256.76 : 11,394,699.13 = 4,586,408.79 : x - Step 2: Convert to fraction form
8,257,256.76/11,394,699.13 = 4,586,408.79/x - Step 3: Cross multiply
8,257,256.76x = 11,394,699.13 × 4,586,408.79 - Step 4: Simplify right side
8,257,256.76x = 52,260,748,249,237.36 - Step 5: Solve for x
x = 52,260,748,249,237.36/8,257,256.76 - Step 6: Final answer
x = 6,329,069.06
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.