Home / 746,687.64-1,119,681.18-273,041.76

Finding the Fourth Proportional to 746,687.64, 1,119,681.18 and 273,041.76

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Solution

The fourth proportional to 746,687.64, 1,119,681.18 and 273,041.76 is: 409,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,687.64 : 1,119,681.18 = 273,041.76 : x
  2. Step 2: Convert to fraction form
    746,687.64/1,119,681.18 = 273,041.76/x
  3. Step 3: Cross multiply
    746,687.64x = 1,119,681.18 × 273,041.76
  4. Step 4: Simplify right side
    746,687.64x = 305,719,720,026.08
  5. Step 5: Solve for x
    x = 305,719,720,026.08/746,687.64
  6. Step 6: Final answer
    x = 409,434.55

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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.