Finding the Fourth Proportional to 1,211,461.79, 1,817,547.12 and 358,555.41
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Solution
The fourth proportional to 1,211,461.79, 1,817,547.12 and 358,555.41 is: 537,938.02
Step by Step Solution
- Step 1: Write the proportion equation
1,211,461.79 : 1,817,547.12 = 358,555.41 : x - Step 2: Convert to fraction form
1,211,461.79/1,817,547.12 = 358,555.41/x - Step 3: Cross multiply
1,211,461.79x = 1,817,547.12 × 358,555.41 - Step 4: Simplify right side
1,211,461.79x = 651,691,352,805.92 - Step 5: Solve for x
x = 651,691,352,805.92/1,211,461.79 - Step 6: Final answer
x = 537,938.02
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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.