Finding the Fourth Proportional to 887,754.76, 1,226,724.42 and 632,663.08
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Solution
The fourth proportional to 887,754.76, 1,226,724.42 and 632,663.08 is: 874,231.58
Step by Step Solution
- Step 1: Write the proportion equation
887,754.76 : 1,226,724.42 = 632,663.08 : x - Step 2: Convert to fraction form
887,754.76/1,226,724.42 = 632,663.08/x - Step 3: Cross multiply
887,754.76x = 1,226,724.42 × 632,663.08 - Step 4: Simplify right side
887,754.76x = 776,103,249,868.41 - Step 5: Solve for x
x = 776,103,249,868.41/887,754.76 - Step 6: Final answer
x = 874,231.58
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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.