Finding the Fourth Proportional to 1,808,283.19, 2,712,528.68 and 655,780.67
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Solution
The fourth proportional to 1,808,283.19, 2,712,528.68 and 655,780.67 is: 983,708.68
Step by Step Solution
- Step 1: Write the proportion equation
1,808,283.19 : 2,712,528.68 = 655,780.67 : x - Step 2: Convert to fraction form
1,808,283.19/2,712,528.68 = 655,780.67/x - Step 3: Cross multiply
1,808,283.19x = 2,712,528.68 × 655,780.67 - Step 4: Simplify right side
1,808,283.19x = 1,778,823,875,164.62 - Step 5: Solve for x
x = 1,778,823,875,164.62/1,808,283.19 - Step 6: Final answer
x = 983,708.68
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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.