Finding the Fourth Proportional to 732,484.84, 1,010,583.18 and 426,495.68
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Solution
The fourth proportional to 732,484.84, 1,010,583.18 and 426,495.68 is: 588,420.86
Step by Step Solution
- Step 1: Write the proportion equation
732,484.84 : 1,010,583.18 = 426,495.68 : x - Step 2: Convert to fraction form
732,484.84/1,010,583.18 = 426,495.68/x - Step 3: Cross multiply
732,484.84x = 1,010,583.18 × 426,495.68 - Step 4: Simplify right side
732,484.84x = 431,009,360,550.66 - Step 5: Solve for x
x = 431,009,360,550.66/732,484.84 - Step 6: Final answer
x = 588,420.86
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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.