Home / 606,845.05-837,417.76-348,540.30

Finding the Fourth Proportional to 606,845.05, 837,417.76 and 348,540.30

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Solution

The fourth proportional to 606,845.05, 837,417.76 and 348,540.30 is: 480,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,845.05 : 837,417.76 = 348,540.30 : x
  2. Step 2: Convert to fraction form
    606,845.05/837,417.76 = 348,540.30/x
  3. Step 3: Cross multiply
    606,845.05x = 837,417.76 × 348,540.30
  4. Step 4: Simplify right side
    606,845.05x = 291,873,836,424.38
  5. Step 5: Solve for x
    x = 291,873,836,424.38/606,845.05
  6. Step 6: Final answer
    x = 480,969.30

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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.