Finding the Fourth Proportional to 893,115.84, 1,232,195.04 and 553,460.16
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Solution
The fourth proportional to 893,115.84, 1,232,195.04 and 553,460.16 is: 763,586.13
Step by Step Solution
- Step 1: Write the proportion equation
893,115.84 : 1,232,195.04 = 553,460.16 : x - Step 2: Convert to fraction form
893,115.84/1,232,195.04 = 553,460.16/x - Step 3: Cross multiply
893,115.84x = 1,232,195.04 × 553,460.16 - Step 4: Simplify right side
893,115.84x = 681,970,863,989.61 - Step 5: Solve for x
x = 681,970,863,989.61/893,115.84 - Step 6: Final answer
x = 763,586.13
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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.