Finding the Fourth Proportional to 5,042,576.76, 7,563,931.98 and 1,584,203.58
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Solution
The fourth proportional to 5,042,576.76, 7,563,931.98 and 1,584,203.58 is: 2,376,326.37
Step by Step Solution
- Step 1: Write the proportion equation
5,042,576.76 : 7,563,931.98 = 1,584,203.58 : x - Step 2: Convert to fraction form
5,042,576.76/7,563,931.98 = 1,584,203.58/x - Step 3: Cross multiply
5,042,576.76x = 7,563,931.98 × 1,584,203.58 - Step 4: Simplify right side
5,042,576.76x = 11,982,808,121,592.49 - Step 5: Solve for x
x = 11,982,808,121,592.49/5,042,576.76 - Step 6: Final answer
x = 2,376,326.37
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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.