Finding the Fourth Proportional to 1,706,239.80, 2,557,391.04 and 640,602.18
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Solution
The fourth proportional to 1,706,239.80, 2,557,391.04 and 640,602.18 is: 960,164.14
Step by Step Solution
- Step 1: Write the proportion equation
1,706,239.80 : 2,557,391.04 = 640,602.18 : x - Step 2: Convert to fraction form
1,706,239.80/2,557,391.04 = 640,602.18/x - Step 3: Cross multiply
1,706,239.80x = 2,557,391.04 × 640,602.18 - Step 4: Simplify right side
1,706,239.80x = 1,638,270,275,336.47 - Step 5: Solve for x
x = 1,638,270,275,336.47/1,706,239.80 - Step 6: Final answer
x = 960,164.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.