Finding the Fourth Proportional to 425,040.60, 586,537.08 and 243,622.44
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Solution
The fourth proportional to 425,040.60, 586,537.08 and 243,622.44 is: 336,188.11
Step by Step Solution
- Step 1: Write the proportion equation
425,040.60 : 586,537.08 = 243,622.44 : x - Step 2: Convert to fraction form
425,040.60/586,537.08 = 243,622.44/x - Step 3: Cross multiply
425,040.60x = 586,537.08 × 243,622.44 - Step 4: Simplify right side
425,040.60x = 142,893,594,580.08 - Step 5: Solve for x
x = 142,893,594,580.08/425,040.60 - Step 6: Final answer
x = 336,188.11
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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.