Finding the Fourth Proportional to 316,794.54, 475,262.74 and 106,426.74
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Solution
The fourth proportional to 316,794.54, 475,262.74 and 106,426.74 is: 159,663.94
Step by Step Solution
- Step 1: Write the proportion equation
316,794.54 : 475,262.74 = 106,426.74 : x - Step 2: Convert to fraction form
316,794.54/475,262.74 = 106,426.74/x - Step 3: Cross multiply
316,794.54x = 475,262.74 × 106,426.74 - Step 4: Simplify right side
316,794.54x = 50,580,664,061.67 - Step 5: Solve for x
x = 50,580,664,061.67/316,794.54 - Step 6: Final answer
x = 159,663.94
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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.