Finding the Fourth Proportional to 545,430.70, 817,766.59 and 241,660.05
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Solution
The fourth proportional to 545,430.70, 817,766.59 and 241,660.05 is: 362,321.95
Step by Step Solution
- Step 1: Write the proportion equation
545,430.70 : 817,766.59 = 241,660.05 : x - Step 2: Convert to fraction form
545,430.70/817,766.59 = 241,660.05/x - Step 3: Cross multiply
545,430.70x = 817,766.59 × 241,660.05 - Step 4: Simplify right side
545,430.70x = 197,621,515,027.73 - Step 5: Solve for x
x = 197,621,515,027.73/545,430.70 - Step 6: Final answer
x = 362,321.95
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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.