Finding the Fourth Proportional to 710,283.20, 1,070,219.99 and 586,692.41
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Solution
The fourth proportional to 710,283.20, 1,070,219.99 and 586,692.41 is: 883,999.43
Step by Step Solution
- Step 1: Write the proportion equation
710,283.20 : 1,070,219.99 = 586,692.41 : x - Step 2: Convert to fraction form
710,283.20/1,070,219.99 = 586,692.41/x - Step 3: Cross multiply
710,283.20x = 1,070,219.99 × 586,692.41 - Step 4: Simplify right side
710,283.20x = 627,889,941,278.91 - Step 5: Solve for x
x = 627,889,941,278.91/710,283.20 - Step 6: Final answer
x = 883,999.43
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.