Finding the Fourth Proportional to 736,987.24, 1,016,959.98 and 414,690.76
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Solution
The fourth proportional to 736,987.24, 1,016,959.98 and 414,690.76 is: 572,226.88
Step by Step Solution
- Step 1: Write the proportion equation
736,987.24 : 1,016,959.98 = 414,690.76 : x - Step 2: Convert to fraction form
736,987.24/1,016,959.98 = 414,690.76/x - Step 3: Cross multiply
736,987.24x = 1,016,959.98 × 414,690.76 - Step 4: Simplify right side
736,987.24x = 421,723,906,995.79 - Step 5: Solve for x
x = 421,723,906,995.79/736,987.24 - Step 6: Final answer
x = 572,226.88
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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.