Home / 509,541.84-764,312.76-193,826.52

Finding the Fourth Proportional to 509,541.84, 764,312.76 and 193,826.52

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Solution

The fourth proportional to 509,541.84, 764,312.76 and 193,826.52 is: 290,739.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,541.84 : 764,312.76 = 193,826.52 : x
  2. Step 2: Convert to fraction form
    509,541.84/764,312.76 = 193,826.52/x
  3. Step 3: Cross multiply
    509,541.84x = 764,312.76 × 193,826.52
  4. Step 4: Simplify right side
    509,541.84x = 148,144,082,462.40
  5. Step 5: Solve for x
    x = 148,144,082,462.40/509,541.84
  6. Step 6: Final answer
    x = 290,739.78

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Similar ratio
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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.