Finding the Fourth Proportional to 1,432,801.96, 1,977,188.62 and 788,118.08
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Solution
The fourth proportional to 1,432,801.96, 1,977,188.62 and 788,118.08 is: 1,087,560.00
Step by Step Solution
- Step 1: Write the proportion equation
1,432,801.96 : 1,977,188.62 = 788,118.08 : x - Step 2: Convert to fraction form
1,432,801.96/1,977,188.62 = 788,118.08/x - Step 3: Cross multiply
1,432,801.96x = 1,977,188.62 × 788,118.08 - Step 4: Simplify right side
1,432,801.96x = 1,558,258,098,992.25 - Step 5: Solve for x
x = 1,558,258,098,992.25/1,432,801.96 - Step 6: Final answer
x = 1,087,560.00
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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.