Finding the Fourth Proportional to 964,788.36, 1,447,048.47 and 675,724.47
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Solution
The fourth proportional to 964,788.36, 1,447,048.47 and 675,724.47 is: 1,013,492.80
Step by Step Solution
- Step 1: Write the proportion equation
964,788.36 : 1,447,048.47 = 675,724.47 : x - Step 2: Convert to fraction form
964,788.36/1,447,048.47 = 675,724.47/x - Step 3: Cross multiply
964,788.36x = 1,447,048.47 × 675,724.47 - Step 4: Simplify right side
964,788.36x = 977,806,060,455.06 - Step 5: Solve for x
x = 977,806,060,455.06/964,788.36 - Step 6: Final answer
x = 1,013,492.80
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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.