Finding the Fourth Proportional to 1,258,697.66, 1,888,636.98 and 627,660.68
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Solution
The fourth proportional to 1,258,697.66, 1,888,636.98 and 627,660.68 is: 941,785.47
Step by Step Solution
- Step 1: Write the proportion equation
1,258,697.66 : 1,888,636.98 = 627,660.68 : x - Step 2: Convert to fraction form
1,258,697.66/1,888,636.98 = 627,660.68/x - Step 3: Cross multiply
1,258,697.66x = 1,888,636.98 × 627,660.68 - Step 4: Simplify right side
1,258,697.66x = 1,185,423,171,139.95 - Step 5: Solve for x
x = 1,185,423,171,139.95/1,258,697.66 - Step 6: Final answer
x = 941,785.47
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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.