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Finding the Fourth Proportional to 374,084.10, 561,644.55 and 295,287.30

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Solution

The fourth proportional to 374,084.10, 561,644.55 and 295,287.30 is: 443,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,084.10 : 561,644.55 = 295,287.30 : x
  2. Step 2: Convert to fraction form
    374,084.10/561,644.55 = 295,287.30/x
  3. Step 3: Cross multiply
    374,084.10x = 561,644.55 × 295,287.30
  4. Step 4: Simplify right side
    374,084.10x = 165,846,502,729.22
  5. Step 5: Solve for x
    x = 165,846,502,729.22/374,084.10
  6. Step 6: Final answer
    x = 443,340.15

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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.