Home / 965,366.20-1,447,358.10-404,111.80

Finding the Fourth Proportional to 965,366.20, 1,447,358.10 and 404,111.80

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Solution

The fourth proportional to 965,366.20, 1,447,358.10 and 404,111.80 is: 605,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,366.20 : 1,447,358.10 = 404,111.80 : x
  2. Step 2: Convert to fraction form
    965,366.20/1,447,358.10 = 404,111.80/x
  3. Step 3: Cross multiply
    965,366.20x = 1,447,358.10 × 404,111.80
  4. Step 4: Simplify right side
    965,366.20x = 584,894,487,035.58
  5. Step 5: Solve for x
    x = 584,894,487,035.58/965,366.20
  6. Step 6: Final answer
    x = 605,878.36

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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.