Finding the Fourth Proportional to 974,483.12, 1,344,796.68 and 544,787.12
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Solution
The fourth proportional to 974,483.12, 1,344,796.68 and 544,787.12 is: 751,811.80
Step by Step Solution
- Step 1: Write the proportion equation
974,483.12 : 1,344,796.68 = 544,787.12 : x - Step 2: Convert to fraction form
974,483.12/1,344,796.68 = 544,787.12/x - Step 3: Cross multiply
974,483.12x = 1,344,796.68 × 544,787.12 - Step 4: Simplify right side
974,483.12x = 732,627,910,282.76 - Step 5: Solve for x
x = 732,627,910,282.76/974,483.12 - Step 6: Final answer
x = 751,811.80
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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.