Finding the Fourth Proportional to 832,956.74, 1,249,435.12 and 201,870.55
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Solution
The fourth proportional to 832,956.74, 1,249,435.12 and 201,870.55 is: 302,805.83
Step by Step Solution
- Step 1: Write the proportion equation
832,956.74 : 1,249,435.12 = 201,870.55 : x - Step 2: Convert to fraction form
832,956.74/1,249,435.12 = 201,870.55/x - Step 3: Cross multiply
832,956.74x = 1,249,435.12 × 201,870.55 - Step 4: Simplify right side
832,956.74x = 252,224,154,863.72 - Step 5: Solve for x
x = 252,224,154,863.72/832,956.74 - Step 6: Final answer
x = 302,805.83
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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.