Finding the Fourth Proportional to 586,037.56, 879,056.26 and 211,973.08
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Solution
The fourth proportional to 586,037.56, 879,056.26 and 211,973.08 is: 317,959.59
Step by Step Solution
- Step 1: Write the proportion equation
586,037.56 : 879,056.26 = 211,973.08 : x - Step 2: Convert to fraction form
586,037.56/879,056.26 = 211,973.08/x - Step 3: Cross multiply
586,037.56x = 879,056.26 × 211,973.08 - Step 4: Simplify right side
586,037.56x = 186,336,262,925.48 - Step 5: Solve for x
x = 186,336,262,925.48/586,037.56 - Step 6: Final answer
x = 317,959.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.