Home / 501,130.32-751,593.40-185,512.20

Finding the Fourth Proportional to 501,130.32, 751,593.40 and 185,512.20

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Solution

The fourth proportional to 501,130.32, 751,593.40 and 185,512.20 is: 278,230.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,130.32 : 751,593.40 = 185,512.20 : x
  2. Step 2: Convert to fraction form
    501,130.32/751,593.40 = 185,512.20/x
  3. Step 3: Cross multiply
    501,130.32x = 751,593.40 × 185,512.20
  4. Step 4: Simplify right side
    501,130.32x = 139,429,745,139.48
  5. Step 5: Solve for x
    x = 139,429,745,139.48/501,130.32
  6. Step 6: Final answer
    x = 278,230.51

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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.