Finding the Fourth Proportional to 1,865,106.42, 2,797,659.47 and 517,269.00
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Solution
The fourth proportional to 1,865,106.42, 2,797,659.47 and 517,269.00 is: 775,903.46
Step by Step Solution
- Step 1: Write the proportion equation
1,865,106.42 : 2,797,659.47 = 517,269.00 : x - Step 2: Convert to fraction form
1,865,106.42/2,797,659.47 = 517,269.00/x - Step 3: Cross multiply
1,865,106.42x = 2,797,659.47 × 517,269.00 - Step 4: Simplify right side
1,865,106.42x = 1,447,142,528,171.83 - Step 5: Solve for x
x = 1,447,142,528,171.83/1,865,106.42 - Step 6: Final answer
x = 775,903.46
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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.