Finding the Fourth Proportional to 1,053,641.84, 1,454,025.87 and 570,207.11
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Solution
The fourth proportional to 1,053,641.84, 1,454,025.87 and 570,207.11 is: 786,885.88
Step by Step Solution
- Step 1: Write the proportion equation
1,053,641.84 : 1,454,025.87 = 570,207.11 : x - Step 2: Convert to fraction form
1,053,641.84/1,454,025.87 = 570,207.11/x - Step 3: Cross multiply
1,053,641.84x = 1,454,025.87 × 570,207.11 - Step 4: Simplify right side
1,053,641.84x = 829,095,881,927.81 - Step 5: Solve for x
x = 829,095,881,927.81/1,053,641.84 - Step 6: Final answer
x = 786,885.88
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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.