Finding the Fourth Proportional to 1,117,130.40, 1,541,615.04 and 607,834.08
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Solution
The fourth proportional to 1,117,130.40, 1,541,615.04 and 607,834.08 is: 838,797.48
Step by Step Solution
- Step 1: Write the proportion equation
1,117,130.40 : 1,541,615.04 = 607,834.08 : x - Step 2: Convert to fraction form
1,117,130.40/1,541,615.04 = 607,834.08/x - Step 3: Cross multiply
1,117,130.40x = 1,541,615.04 × 607,834.08 - Step 4: Simplify right side
1,117,130.40x = 937,046,159,552.56 - Step 5: Solve for x
x = 937,046,159,552.56/1,117,130.40 - Step 6: Final answer
x = 838,797.48
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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.