Finding the Fourth Proportional to 537,855.36, 742,258.08 and 296,155.68
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Solution
The fourth proportional to 537,855.36, 742,258.08 and 296,155.68 is: 408,704.58
Step by Step Solution
- Step 1: Write the proportion equation
537,855.36 : 742,258.08 = 296,155.68 : x - Step 2: Convert to fraction form
537,855.36/742,258.08 = 296,155.68/x - Step 3: Cross multiply
537,855.36x = 742,258.08 × 296,155.68 - Step 4: Simplify right side
537,855.36x = 219,823,946,417.89 - Step 5: Solve for x
x = 219,823,946,417.89/537,855.36 - Step 6: Final answer
x = 408,704.58
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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.