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Finding the Fourth Proportional to 474,527.85, 654,848.31 and 259,667.85

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Solution

The fourth proportional to 474,527.85, 654,848.31 and 259,667.85 is: 358,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,527.85 : 654,848.31 = 259,667.85 : x
  2. Step 2: Convert to fraction form
    474,527.85/654,848.31 = 259,667.85/x
  3. Step 3: Cross multiply
    474,527.85x = 654,848.31 × 259,667.85
  4. Step 4: Simplify right side
    474,527.85x = 170,043,052,733.83
  5. Step 5: Solve for x
    x = 170,043,052,733.83/474,527.85
  6. Step 6: Final answer
    x = 358,341.57

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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.