Finding the Fourth Proportional to 714,602.36, 986,199.10 and 472,468.62
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Solution
The fourth proportional to 714,602.36, 986,199.10 and 472,468.62 is: 652,038.33
Step by Step Solution
- Step 1: Write the proportion equation
714,602.36 : 986,199.10 = 472,468.62 : x - Step 2: Convert to fraction form
714,602.36/986,199.10 = 472,468.62/x - Step 3: Cross multiply
714,602.36x = 986,199.10 × 472,468.62 - Step 4: Simplify right side
714,602.36x = 465,948,127,822.24 - Step 5: Solve for x
x = 465,948,127,822.24/714,602.36 - Step 6: Final answer
x = 652,038.33
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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.