Finding the Fourth Proportional to 292,502.70, 438,097.95 and 240,014.70
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Solution
The fourth proportional to 292,502.70, 438,097.95 and 240,014.70 is: 359,483.68
Step by Step Solution
- Step 1: Write the proportion equation
292,502.70 : 438,097.95 = 240,014.70 : x - Step 2: Convert to fraction form
292,502.70/438,097.95 = 240,014.70/x - Step 3: Cross multiply
292,502.70x = 438,097.95 × 240,014.70 - Step 4: Simplify right side
292,502.70x = 105,149,948,039.87 - Step 5: Solve for x
x = 105,149,948,039.87/292,502.70 - Step 6: Final answer
x = 359,483.68
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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.