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Finding the Fourth Proportional to 474,548.02, 654,860.34 and 259,673.68

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Solution

The fourth proportional to 474,548.02, 654,860.34 and 259,673.68 is: 358,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,548.02 : 654,860.34 = 259,673.68 : x
  2. Step 2: Convert to fraction form
    474,548.02/654,860.34 = 259,673.68/x
  3. Step 3: Cross multiply
    474,548.02x = 654,860.34 × 259,673.68
  4. Step 4: Simplify right side
    474,548.02x = 170,049,994,373.85
  5. Step 5: Solve for x
    x = 170,049,994,373.85/474,548.02
  6. Step 6: Final answer
    x = 358,340.96

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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.