Finding the Fourth Proportional to 5,098,996.80, 7,648,840.80 and 1,733,457.60
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Solution
The fourth proportional to 5,098,996.80, 7,648,840.80 and 1,733,457.60 is: 2,600,303.89
Step by Step Solution
- Step 1: Write the proportion equation
5,098,996.80 : 7,648,840.80 = 1,733,457.60 : x - Step 2: Convert to fraction form
5,098,996.80/7,648,840.80 = 1,733,457.60/x - Step 3: Cross multiply
5,098,996.80x = 7,648,840.80 × 1,733,457.60 - Step 4: Simplify right side
5,098,996.80x = 13,258,941,215,950.08 - Step 5: Solve for x
x = 13,258,941,215,950.08/5,098,996.80 - Step 6: Final answer
x = 2,600,303.89
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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.