Finding the Fourth Proportional to 414,587.67, 620,884.95 and 236,554.95
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Solution
The fourth proportional to 414,587.67, 620,884.95 and 236,554.95 is: 354,263.81
Step by Step Solution
- Step 1: Write the proportion equation
414,587.67 : 620,884.95 = 236,554.95 : x - Step 2: Convert to fraction form
414,587.67/620,884.95 = 236,554.95/x - Step 3: Cross multiply
414,587.67x = 620,884.95 × 236,554.95 - Step 4: Simplify right side
414,587.67x = 146,873,408,303.00 - Step 5: Solve for x
x = 146,873,408,303.00/414,587.67 - Step 6: Final answer
x = 354,263.81
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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.