Home / 543,236.83-749,631.58-301,519.46

Finding the Fourth Proportional to 543,236.83, 749,631.58 and 301,519.46

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Solution

The fourth proportional to 543,236.83, 749,631.58 and 301,519.46 is: 416,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,236.83 : 749,631.58 = 301,519.46 : x
  2. Step 2: Convert to fraction form
    543,236.83/749,631.58 = 301,519.46/x
  3. Step 3: Cross multiply
    543,236.83x = 749,631.58 × 301,519.46
  4. Step 4: Simplify right side
    543,236.83x = 226,028,510,320.83
  5. Step 5: Solve for x
    x = 226,028,510,320.83/543,236.83
  6. Step 6: Final answer
    x = 416,077.30

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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.