Finding the Fourth Proportional to 4,906,294.84, 7,358,924.58 and 1,312,424.56
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Solution
The fourth proportional to 4,906,294.84, 7,358,924.58 and 1,312,424.56 is: 1,968,498.36
Step by Step Solution
- Step 1: Write the proportion equation
4,906,294.84 : 7,358,924.58 = 1,312,424.56 : x - Step 2: Convert to fraction form
4,906,294.84/7,358,924.58 = 1,312,424.56/x - Step 3: Cross multiply
4,906,294.84x = 7,358,924.58 × 1,312,424.56 - Step 4: Simplify right side
4,906,294.84x = 9,658,033,353,979.69 - Step 5: Solve for x
x = 9,658,033,353,979.69/4,906,294.84 - Step 6: Final answer
x = 1,968,498.36
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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.