Finding the Fourth Proportional to 975,659.99, 1,461,972.83 and 676,724.63
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Solution
The fourth proportional to 975,659.99, 1,461,972.83 and 676,724.63 is: 1,014,034.64
Step by Step Solution
- Step 1: Write the proportion equation
975,659.99 : 1,461,972.83 = 676,724.63 : x - Step 2: Convert to fraction form
975,659.99/1,461,972.83 = 676,724.63/x - Step 3: Cross multiply
975,659.99x = 1,461,972.83 × 676,724.63 - Step 4: Simplify right side
975,659.99x = 989,353,016,833.75 - Step 5: Solve for x
x = 989,353,016,833.75/975,659.99 - Step 6: Final answer
x = 1,014,034.64
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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.