Home / 327,931.16-452,545.89-190,136.84

Finding the Fourth Proportional to 327,931.16, 452,545.89 and 190,136.84

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Solution

The fourth proportional to 327,931.16, 452,545.89 and 190,136.84 is: 262,389.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,931.16 : 452,545.89 = 190,136.84 : x
  2. Step 2: Convert to fraction form
    327,931.16/452,545.89 = 190,136.84/x
  3. Step 3: Cross multiply
    327,931.16x = 452,545.89 × 190,136.84
  4. Step 4: Simplify right side
    327,931.16x = 86,045,645,479.59
  5. Step 5: Solve for x
    x = 86,045,645,479.59/327,931.16
  6. Step 6: Final answer
    x = 262,389.35

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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.