Home / 370,240.00-510,931.60-200,473.72

Finding the Fourth Proportional to 370,240.00, 510,931.60 and 200,473.72

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Solution

The fourth proportional to 370,240.00, 510,931.60 and 200,473.72 is: 276,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,240.00 : 510,931.60 = 200,473.72 : x
  2. Step 2: Convert to fraction form
    370,240.00/510,931.60 = 200,473.72/x
  3. Step 3: Cross multiply
    370,240.00x = 510,931.60 × 200,473.72
  4. Step 4: Simplify right side
    370,240.00x = 102,428,356,739.04
  5. Step 5: Solve for x
    x = 102,428,356,739.04/370,240.00
  6. Step 6: Final answer
    x = 276,653.95

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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.