Finding the Fourth Proportional to 761,972.22, 1,142,724.99 and 526,825.98
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Solution
The fourth proportional to 761,972.22, 1,142,724.99 and 526,825.98 is: 790,077.64
Step by Step Solution
- Step 1: Write the proportion equation
761,972.22 : 1,142,724.99 = 526,825.98 : x - Step 2: Convert to fraction form
761,972.22/1,142,724.99 = 526,825.98/x - Step 3: Cross multiply
761,972.22x = 1,142,724.99 × 526,825.98 - Step 4: Simplify right side
761,972.22x = 602,017,212,727.24 - Step 5: Solve for x
x = 602,017,212,727.24/761,972.22 - Step 6: Final answer
x = 790,077.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.