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Finding the Fourth Proportional to 474,451.04, 654,762 and 259,609.92

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Solution

The fourth proportional to 474,451.04, 654,762 and 259,609.92 is: 358,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,451.04 : 654,762 = 259,609.92 : x
  2. Step 2: Convert to fraction form
    474,451.04/654,762 = 259,609.92/x
  3. Step 3: Cross multiply
    474,451.04x = 654,762 × 259,609.92
  4. Step 4: Simplify right side
    474,451.04x = 169,982,710,439.04
  5. Step 5: Solve for x
    x = 169,982,710,439.04/474,451.04
  6. Step 6: Final answer
    x = 358,272.40

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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.