Finding the Fourth Proportional to 724,497.08, 999,809.48 and 452,722.82
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Solution
The fourth proportional to 724,497.08, 999,809.48 and 452,722.82 is: 624,759.68
Step by Step Solution
- Step 1: Write the proportion equation
724,497.08 : 999,809.48 = 452,722.82 : x - Step 2: Convert to fraction form
724,497.08/999,809.48 = 452,722.82/x - Step 3: Cross multiply
724,497.08x = 999,809.48 × 452,722.82 - Step 4: Simplify right side
724,497.08x = 452,636,567,248.33 - Step 5: Solve for x
x = 452,636,567,248.33/724,497.08 - Step 6: Final answer
x = 624,759.68
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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.