Finding the Fourth Proportional to 797,248.99, 1,100,188.78 and 434,675.98
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Solution
The fourth proportional to 797,248.99, 1,100,188.78 and 434,675.98 is: 599,844.77
Step by Step Solution
- Step 1: Write the proportion equation
797,248.99 : 1,100,188.78 = 434,675.98 : x - Step 2: Convert to fraction form
797,248.99/1,100,188.78 = 434,675.98/x - Step 3: Cross multiply
797,248.99x = 1,100,188.78 × 434,675.98 - Step 4: Simplify right side
797,248.99x = 478,225,636,131.50 - Step 5: Solve for x
x = 478,225,636,131.50/797,248.99 - Step 6: Final answer
x = 599,844.77
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1.5x scale
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.