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Finding the Fourth Proportional to 374,938.40, 562,404.90 and 150,295.57

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Solution

The fourth proportional to 374,938.40, 562,404.90 and 150,295.57 is: 225,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,938.40 : 562,404.90 = 150,295.57 : x
  2. Step 2: Convert to fraction form
    374,938.40/562,404.90 = 150,295.57/x
  3. Step 3: Cross multiply
    374,938.40x = 562,404.90 × 150,295.57
  4. Step 4: Simplify right side
    374,938.40x = 84,526,964,173.89
  5. Step 5: Solve for x
    x = 84,526,964,173.89/374,938.40
  6. Step 6: Final answer
    x = 225,442.27

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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.