Home / 1,042,273.80-1,563,929.10-411,208.20

Finding the Fourth Proportional to 1,042,273.80, 1,563,929.10 and 411,208.20

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Solution

The fourth proportional to 1,042,273.80, 1,563,929.10 and 411,208.20 is: 617,016.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,273.80 : 1,563,929.10 = 411,208.20 : x
  2. Step 2: Convert to fraction form
    1,042,273.80/1,563,929.10 = 411,208.20/x
  3. Step 3: Cross multiply
    1,042,273.80x = 1,563,929.10 × 411,208.20
  4. Step 4: Simplify right side
    1,042,273.80x = 643,100,470,138.62
  5. Step 5: Solve for x
    x = 643,100,470,138.62/1,042,273.80
  6. Step 6: Final answer
    x = 617,016.82

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Double scale
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1.5x scale

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.