Home / 474,189.03-654,390.41-259,342.91

Finding the Fourth Proportional to 474,189.03, 654,390.41 and 259,342.91

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Solution

The fourth proportional to 474,189.03, 654,390.41 and 259,342.91 is: 357,898.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,189.03 : 654,390.41 = 259,342.91 : x
  2. Step 2: Convert to fraction form
    474,189.03/654,390.41 = 259,342.91/x
  3. Step 3: Cross multiply
    474,189.03x = 654,390.41 × 259,342.91
  4. Step 4: Simplify right side
    474,189.03x = 169,711,508,636.83
  5. Step 5: Solve for x
    x = 169,711,508,636.83/474,189.03
  6. Step 6: Final answer
    x = 357,898.43

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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.