Finding the Fourth Proportional to 425,316.23, 586,936.08 and 234,329.63
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Solution
The fourth proportional to 425,316.23, 586,936.08 and 234,329.63 is: 323,374.71
Step by Step Solution
- Step 1: Write the proportion equation
425,316.23 : 586,936.08 = 234,329.63 : x - Step 2: Convert to fraction form
425,316.23/586,936.08 = 234,329.63/x - Step 3: Cross multiply
425,316.23x = 586,936.08 × 234,329.63 - Step 4: Simplify right side
425,316.23x = 137,536,511,525.37 - Step 5: Solve for x
x = 137,536,511,525.37/425,316.23 - Step 6: Final answer
x = 323,374.71
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1.5x scale
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.