Home / 349,513-524,136.22-124,831.56

Finding the Fourth Proportional to 349,513, 524,136.22 and 124,831.56

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Solution

The fourth proportional to 349,513, 524,136.22 and 124,831.56 is: 187,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,513 : 524,136.22 = 124,831.56 : x
  2. Step 2: Convert to fraction form
    349,513/524,136.22 = 124,831.56/x
  3. Step 3: Cross multiply
    349,513x = 524,136.22 × 124,831.56
  4. Step 4: Simplify right side
    349,513x = 65,428,741,995.10
  5. Step 5: Solve for x
    x = 65,428,741,995.10/349,513
  6. Step 6: Final answer
    x = 187,199.74

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1.5x scale

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.