Finding the Fourth Proportional to 526,723.84, 726,873.44 and 285,001.08
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Solution
The fourth proportional to 526,723.84, 726,873.44 and 285,001.08 is: 393,298.54
Step by Step Solution
- Step 1: Write the proportion equation
526,723.84 : 726,873.44 = 285,001.08 : x - Step 2: Convert to fraction form
526,723.84/726,873.44 = 285,001.08/x - Step 3: Cross multiply
526,723.84x = 726,873.44 × 285,001.08 - Step 4: Simplify right side
526,723.84x = 207,159,715,423.32 - Step 5: Solve for x
x = 207,159,715,423.32/526,723.84 - Step 6: Final answer
x = 393,298.54
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1.5x scale
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.