Finding the Fourth Proportional to 1,257,287.19, 1,735,204.05 and 706,093.47
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Solution
The fourth proportional to 1,257,287.19, 1,735,204.05 and 706,093.47 is: 974,491.95
Step by Step Solution
- Step 1: Write the proportion equation
1,257,287.19 : 1,735,204.05 = 706,093.47 : x - Step 2: Convert to fraction form
1,257,287.19/1,735,204.05 = 706,093.47/x - Step 3: Cross multiply
1,257,287.19x = 1,735,204.05 × 706,093.47 - Step 4: Simplify right side
1,257,287.19x = 1,225,216,248,822.55 - Step 5: Solve for x
x = 1,225,216,248,822.55/1,257,287.19 - Step 6: Final answer
x = 974,491.95
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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.