Finding the Fourth Proportional to 473,664.95, 653,662.23 and 258,804.99
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Solution
The fourth proportional to 473,664.95, 653,662.23 and 258,804.99 is: 357,153.40
Step by Step Solution
- Step 1: Write the proportion equation
473,664.95 : 653,662.23 = 258,804.99 : x - Step 2: Convert to fraction form
473,664.95/653,662.23 = 258,804.99/x - Step 3: Cross multiply
473,664.95x = 653,662.23 × 258,804.99 - Step 4: Simplify right side
473,664.95x = 169,171,045,604.50 - Step 5: Solve for x
x = 169,171,045,604.50/473,664.95 - Step 6: Final answer
x = 357,153.40
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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.