Home / 835,775.45-1,153,337.78-453,793.49

Finding the Fourth Proportional to 835,775.45, 1,153,337.78 and 453,793.49

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Solution

The fourth proportional to 835,775.45, 1,153,337.78 and 453,793.49 is: 626,217.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,775.45 : 1,153,337.78 = 453,793.49 : x
  2. Step 2: Convert to fraction form
    835,775.45/1,153,337.78 = 453,793.49/x
  3. Step 3: Cross multiply
    835,775.45x = 1,153,337.78 × 453,793.49
  4. Step 4: Simplify right side
    835,775.45x = 523,377,174,066.09
  5. Step 5: Solve for x
    x = 523,377,174,066.09/835,775.45
  6. Step 6: Final answer
    x = 626,217.45

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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.