Finding the Fourth Proportional to 1,430,913.24, 1,973,838.02 and 893,436.12
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Solution
The fourth proportional to 1,430,913.24, 1,973,838.02 and 893,436.12 is: 1,232,428.45
Step by Step Solution
- Step 1: Write the proportion equation
1,430,913.24 : 1,973,838.02 = 893,436.12 : x - Step 2: Convert to fraction form
1,430,913.24/1,973,838.02 = 893,436.12/x - Step 3: Cross multiply
1,430,913.24x = 1,973,838.02 × 893,436.12 - Step 4: Simplify right side
1,430,913.24x = 1,763,498,182,097.28 - Step 5: Solve for x
x = 1,763,498,182,097.28/1,430,913.24 - Step 6: Final answer
x = 1,232,428.45
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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.