Home / 417,884.05-626,826.77-133,597.53

Finding the Fourth Proportional to 417,884.05, 626,826.77 and 133,597.53

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Solution

The fourth proportional to 417,884.05, 626,826.77 and 133,597.53 is: 200,396.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,884.05 : 626,826.77 = 133,597.53 : x
  2. Step 2: Convert to fraction form
    417,884.05/626,826.77 = 133,597.53/x
  3. Step 3: Cross multiply
    417,884.05x = 626,826.77 × 133,597.53
  4. Step 4: Simplify right side
    417,884.05x = 83,742,508,042.88
  5. Step 5: Solve for x
    x = 83,742,508,042.88/417,884.05
  6. Step 6: Final answer
    x = 200,396.52

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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.