Finding the Fourth Proportional to 4,900,312.53, 6,762,588.48 and 2,724,947.37
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Solution
The fourth proportional to 4,900,312.53, 6,762,588.48 and 2,724,947.37 is: 3,760,514.78
Step by Step Solution
- Step 1: Write the proportion equation
4,900,312.53 : 6,762,588.48 = 2,724,947.37 : x - Step 2: Convert to fraction form
4,900,312.53/6,762,588.48 = 2,724,947.37/x - Step 3: Cross multiply
4,900,312.53x = 6,762,588.48 × 2,724,947.37 - Step 4: Simplify right side
4,900,312.53x = 18,427,697,692,968.30 - Step 5: Solve for x
x = 18,427,697,692,968.30/4,900,312.53 - Step 6: Final answer
x = 3,760,514.78
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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.