Finding the Fourth Proportional to 1,106,415.36, 1,526,774.40 and 623,007.36
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Solution
The fourth proportional to 1,106,415.36, 1,526,774.40 and 623,007.36 is: 859,705.79
Step by Step Solution
- Step 1: Write the proportion equation
1,106,415.36 : 1,526,774.40 = 623,007.36 : x - Step 2: Convert to fraction form
1,106,415.36/1,526,774.40 = 623,007.36/x - Step 3: Cross multiply
1,106,415.36x = 1,526,774.40 × 623,007.36 - Step 4: Simplify right side
1,106,415.36x = 951,191,688,259.58 - Step 5: Solve for x
x = 951,191,688,259.58/1,106,415.36 - Step 6: Final answer
x = 859,705.79
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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.