Home / 756,506.28-1,134,798.30-195,545.64

Finding the Fourth Proportional to 756,506.28, 1,134,798.30 and 195,545.64

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Solution

The fourth proportional to 756,506.28, 1,134,798.30 and 195,545.64 is: 293,328.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,506.28 : 1,134,798.30 = 195,545.64 : x
  2. Step 2: Convert to fraction form
    756,506.28/1,134,798.30 = 195,545.64/x
  3. Step 3: Cross multiply
    756,506.28x = 1,134,798.30 × 195,545.64
  4. Step 4: Simplify right side
    756,506.28x = 221,904,859,844.41
  5. Step 5: Solve for x
    x = 221,904,859,844.41/756,506.28
  6. Step 6: Final answer
    x = 293,328.51

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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.