Finding the Fourth Proportional to 5,251,133.23, 7,246,384.71 and 2,896,424.29
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Solution
The fourth proportional to 5,251,133.23, 7,246,384.71 and 2,896,424.29 is: 3,996,966.71
Step by Step Solution
- Step 1: Write the proportion equation
5,251,133.23 : 7,246,384.71 = 2,896,424.29 : x - Step 2: Convert to fraction form
5,251,133.23/7,246,384.71 = 2,896,424.29/x - Step 3: Cross multiply
5,251,133.23x = 7,246,384.71 × 2,896,424.29 - Step 4: Simplify right side
5,251,133.23x = 20,988,604,688,728.61 - Step 5: Solve for x
x = 20,988,604,688,728.61/5,251,133.23 - Step 6: Final answer
x = 3,996,966.71
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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.