Finding the Fourth Proportional to 307,844.60, 461,723.70 and 97,503.80
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Solution
The fourth proportional to 307,844.60, 461,723.70 and 97,503.80 is: 146,242.02
Step by Step Solution
- Step 1: Write the proportion equation
307,844.60 : 461,723.70 = 97,503.80 : x - Step 2: Convert to fraction form
307,844.60/461,723.70 = 97,503.80/x - Step 3: Cross multiply
307,844.60x = 461,723.70 × 97,503.80 - Step 4: Simplify right side
307,844.60x = 45,019,815,300.06 - Step 5: Solve for x
x = 45,019,815,300.06/307,844.60 - Step 6: Final answer
x = 146,242.02
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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.