Finding the Fourth Proportional to 1,034,712.24, 1,427,888.28 and 582,003.12
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Solution
The fourth proportional to 1,034,712.24, 1,427,888.28 and 582,003.12 is: 803,156.09
Step by Step Solution
- Step 1: Write the proportion equation
1,034,712.24 : 1,427,888.28 = 582,003.12 : x - Step 2: Convert to fraction form
1,034,712.24/1,427,888.28 = 582,003.12/x - Step 3: Cross multiply
1,034,712.24x = 1,427,888.28 × 582,003.12 - Step 4: Simplify right side
1,034,712.24x = 831,035,433,971.43 - Step 5: Solve for x
x = 831,035,433,971.43/1,034,712.24 - Step 6: Final answer
x = 803,156.09
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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.