Finding the Fourth Proportional to 623,705.97, 935,674.35 and 197,349.12
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Solution
The fourth proportional to 623,705.97, 935,674.35 and 197,349.12 is: 296,060.19
Step by Step Solution
- Step 1: Write the proportion equation
623,705.97 : 935,674.35 = 197,349.12 : x - Step 2: Convert to fraction form
623,705.97/935,674.35 = 197,349.12/x - Step 3: Cross multiply
623,705.97x = 935,674.35 × 197,349.12 - Step 4: Simplify right side
623,705.97x = 184,654,509,579.07 - Step 5: Solve for x
x = 184,654,509,579.07/623,705.97 - Step 6: Final answer
x = 296,060.19
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1.5x scale
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.