Finding the Fourth Proportional to 368,588.52, 552,684.58 and 216,838.06
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Solution
The fourth proportional to 368,588.52, 552,684.58 and 216,838.06 is: 325,140.49
Step by Step Solution
- Step 1: Write the proportion equation
368,588.52 : 552,684.58 = 216,838.06 : x - Step 2: Convert to fraction form
368,588.52/552,684.58 = 216,838.06/x - Step 3: Cross multiply
368,588.52x = 552,684.58 × 216,838.06 - Step 4: Simplify right side
368,588.52x = 119,843,050,195.31 - Step 5: Solve for x
x = 119,843,050,195.31/368,588.52 - Step 6: Final answer
x = 325,140.49
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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.