Home / 828,618.78-1,241,794.18-626,048.35

Finding the Fourth Proportional to 828,618.78, 1,241,794.18 and 626,048.35

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Solution

The fourth proportional to 828,618.78, 1,241,794.18 and 626,048.35 is: 938,215.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,618.78 : 1,241,794.18 = 626,048.35 : x
  2. Step 2: Convert to fraction form
    828,618.78/1,241,794.18 = 626,048.35/x
  3. Step 3: Cross multiply
    828,618.78x = 1,241,794.18 × 626,048.35
  4. Step 4: Simplify right side
    828,618.78x = 777,423,197,428.60
  5. Step 5: Solve for x
    x = 777,423,197,428.60/828,618.78
  6. Step 6: Final answer
    x = 938,215.76

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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.