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Finding the Fourth Proportional to 545,601.74, 818,524.71 and 166,556.16

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Solution

The fourth proportional to 545,601.74, 818,524.71 and 166,556.16 is: 249,871.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,601.74 : 818,524.71 = 166,556.16 : x
  2. Step 2: Convert to fraction form
    545,601.74/818,524.71 = 166,556.16/x
  3. Step 3: Cross multiply
    545,601.74x = 818,524.71 × 166,556.16
  4. Step 4: Simplify right side
    545,601.74x = 136,330,332,562.71
  5. Step 5: Solve for x
    x = 136,330,332,562.71/545,601.74
  6. Step 6: Final answer
    x = 249,871.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.