Home / 798,392.40-1,101,771.78-454,227.45

Finding the Fourth Proportional to 798,392.40, 1,101,771.78 and 454,227.45

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Solution

The fourth proportional to 798,392.40, 1,101,771.78 and 454,227.45 is: 626,828.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,392.40 : 1,101,771.78 = 454,227.45 : x
  2. Step 2: Convert to fraction form
    798,392.40/1,101,771.78 = 454,227.45/x
  3. Step 3: Cross multiply
    798,392.40x = 1,101,771.78 × 454,227.45
  4. Step 4: Simplify right side
    798,392.40x = 500,454,986,111.36
  5. Step 5: Solve for x
    x = 500,454,986,111.36/798,392.40
  6. Step 6: Final answer
    x = 626,828.34

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Double scale
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1.5x scale

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.