Finding the Fourth Proportional to 704,125.95, 971,694.08 and 381,835.95
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Solution
The fourth proportional to 704,125.95, 971,694.08 and 381,835.95 is: 526,933.75
Step by Step Solution
- Step 1: Write the proportion equation
704,125.95 : 971,694.08 = 381,835.95 : x - Step 2: Convert to fraction form
704,125.95/971,694.08 = 381,835.95/x - Step 3: Cross multiply
704,125.95x = 971,694.08 × 381,835.95 - Step 4: Simplify right side
704,125.95x = 371,027,730,237.00 - Step 5: Solve for x
x = 371,027,730,237.00/704,125.95 - Step 6: Final answer
x = 526,933.75
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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.