Finding the Fourth Proportional to 425,246.67, 586,714.86 and 253,026.59
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Solution
The fourth proportional to 425,246.67, 586,714.86 and 253,026.59 is: 349,101.99
Step by Step Solution
- Step 1: Write the proportion equation
425,246.67 : 586,714.86 = 253,026.59 : x - Step 2: Convert to fraction form
425,246.67/586,714.86 = 253,026.59/x - Step 3: Cross multiply
425,246.67x = 586,714.86 × 253,026.59 - Step 4: Simplify right side
425,246.67x = 148,454,457,394.55 - Step 5: Solve for x
x = 148,454,457,394.55/425,246.67 - Step 6: Final answer
x = 349,101.99
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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.