Home / 784,389.39-1,176,584.10-548,193.39

Finding the Fourth Proportional to 784,389.39, 1,176,584.10 and 548,193.39

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Solution

The fourth proportional to 784,389.39, 1,176,584.10 and 548,193.39 is: 822,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,389.39 : 1,176,584.10 = 548,193.39 : x
  2. Step 2: Convert to fraction form
    784,389.39/1,176,584.10 = 548,193.39/x
  3. Step 3: Cross multiply
    784,389.39x = 1,176,584.10 × 548,193.39
  4. Step 4: Simplify right side
    784,389.39x = 644,995,626,399.10
  5. Step 5: Solve for x
    x = 644,995,626,399.10/784,389.39
  6. Step 6: Final answer
    x = 822,290.10

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Double scale
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Similar ratio
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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.