Home / 580,535.54-868,550.09-508,919.39

Finding the Fourth Proportional to 580,535.54, 868,550.09 and 508,919.39

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Solution

The fourth proportional to 580,535.54, 868,550.09 and 508,919.39 is: 761,403.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,535.54 : 868,550.09 = 508,919.39 : x
  2. Step 2: Convert to fraction form
    580,535.54/868,550.09 = 508,919.39/x
  3. Step 3: Cross multiply
    580,535.54x = 868,550.09 × 508,919.39
  4. Step 4: Simplify right side
    580,535.54x = 442,021,975,099.90
  5. Step 5: Solve for x
    x = 442,021,975,099.90/580,535.54
  6. Step 6: Final answer
    x = 761,403.82

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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.