Home / 413,869.05-619,983.45-364,552.20

Finding the Fourth Proportional to 413,869.05, 619,983.45 and 364,552.20

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Solution

The fourth proportional to 413,869.05, 619,983.45 and 364,552.20 is: 546,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,869.05 : 619,983.45 = 364,552.20 : x
  2. Step 2: Convert to fraction form
    413,869.05/619,983.45 = 364,552.20/x
  3. Step 3: Cross multiply
    413,869.05x = 619,983.45 × 364,552.20
  4. Step 4: Simplify right side
    413,869.05x = 226,016,330,661.09
  5. Step 5: Solve for x
    x = 226,016,330,661.09/413,869.05
  6. Step 6: Final answer
    x = 546,105.90

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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.