Home / 757,052.48-1,044,703.55-417,520.73

Finding the Fourth Proportional to 757,052.48, 1,044,703.55 and 417,520.73

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Solution

The fourth proportional to 757,052.48, 1,044,703.55 and 417,520.73 is: 576,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,052.48 : 1,044,703.55 = 417,520.73 : x
  2. Step 2: Convert to fraction form
    757,052.48/1,044,703.55 = 417,520.73/x
  3. Step 3: Cross multiply
    757,052.48x = 1,044,703.55 × 417,520.73
  4. Step 4: Simplify right side
    757,052.48x = 436,185,385,434.42
  5. Step 5: Solve for x
    x = 436,185,385,434.42/757,052.48
  6. Step 6: Final answer
    x = 576,162.68

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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.