Home / 219,797.46-302,777.54-187,426.76

Finding the Fourth Proportional to 219,797.46, 302,777.54 and 187,426.76

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Solution

The fourth proportional to 219,797.46, 302,777.54 and 187,426.76 is: 258,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,797.46 : 302,777.54 = 187,426.76 : x
  2. Step 2: Convert to fraction form
    219,797.46/302,777.54 = 187,426.76/x
  3. Step 3: Cross multiply
    219,797.46x = 302,777.54 × 187,426.76
  4. Step 4: Simplify right side
    219,797.46x = 56,748,613,322.97
  5. Step 5: Solve for x
    x = 56,748,613,322.97/219,797.46
  6. Step 6: Final answer
    x = 258,185.94

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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.