Finding the Fourth Proportional to 603,263.72, 832,121.35 and 370,588.79
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Solution
The fourth proportional to 603,263.72, 832,121.35 and 370,588.79 is: 511,177.50
Step by Step Solution
- Step 1: Write the proportion equation
603,263.72 : 832,121.35 = 370,588.79 : x - Step 2: Convert to fraction form
603,263.72/832,121.35 = 370,588.79/x - Step 3: Cross multiply
603,263.72x = 832,121.35 × 370,588.79 - Step 4: Simplify right side
603,263.72x = 308,374,838,216.12 - Step 5: Solve for x
x = 308,374,838,216.12/603,263.72 - Step 6: Final answer
x = 511,177.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.