Finding the Fourth Proportional to 974,232.51, 1,461,530.21 and 343,547.07
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Solution
The fourth proportional to 974,232.51, 1,461,530.21 and 343,547.07 is: 515,384.59
Step by Step Solution
- Step 1: Write the proportion equation
974,232.51 : 1,461,530.21 = 343,547.07 : x - Step 2: Convert to fraction form
974,232.51/1,461,530.21 = 343,547.07/x - Step 3: Cross multiply
974,232.51x = 1,461,530.21 × 343,547.07 - Step 4: Simplify right side
974,232.51x = 502,104,419,644.25 - Step 5: Solve for x
x = 502,104,419,644.25/974,232.51 - Step 6: Final answer
x = 515,384.59
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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.