Home / 388,983.92-536,583.18-244,002.22

Finding the Fourth Proportional to 388,983.92, 536,583.18 and 244,002.22

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Solution

The fourth proportional to 388,983.92, 536,583.18 and 244,002.22 is: 336,588.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,983.92 : 536,583.18 = 244,002.22 : x
  2. Step 2: Convert to fraction form
    388,983.92/536,583.18 = 244,002.22/x
  3. Step 3: Cross multiply
    388,983.92x = 536,583.18 × 244,002.22
  4. Step 4: Simplify right side
    388,983.92x = 130,927,489,726.49
  5. Step 5: Solve for x
    x = 130,927,489,726.49/388,983.92
  6. Step 6: Final answer
    x = 336,588.44

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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.