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Finding the Fourth Proportional to 474,527.35, 654,847.71 and 259,667.44

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Solution

The fourth proportional to 474,527.35, 654,847.71 and 259,667.44 is: 358,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,527.35 : 654,847.71 = 259,667.44 : x
  2. Step 2: Convert to fraction form
    474,527.35/654,847.71 = 259,667.44/x
  3. Step 3: Cross multiply
    474,527.35x = 654,847.71 × 259,667.44
  4. Step 4: Simplify right side
    474,527.35x = 170,042,628,445.56
  5. Step 5: Solve for x
    x = 170,042,628,445.56/474,527.35
  6. Step 6: Final answer
    x = 358,341.05

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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.