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Finding the Fourth Proportional to 374,607.60, 561,911.40 and 150,002.70

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Solution

The fourth proportional to 374,607.60, 561,911.40 and 150,002.70 is: 225,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,607.60 : 561,911.40 = 150,002.70 : x
  2. Step 2: Convert to fraction form
    374,607.60/561,911.40 = 150,002.70/x
  3. Step 3: Cross multiply
    374,607.60x = 561,911.40 × 150,002.70
  4. Step 4: Simplify right side
    374,607.60x = 84,288,227,160.78
  5. Step 5: Solve for x
    x = 84,288,227,160.78/374,607.60
  6. Step 6: Final answer
    x = 225,004.05

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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.