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Finding the Fourth Proportional to 530,247.90, 795,361.08 and 130,892.13

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Solution

The fourth proportional to 530,247.90, 795,361.08 and 130,892.13 is: 196,335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,247.90 : 795,361.08 = 130,892.13 : x
  2. Step 2: Convert to fraction form
    530,247.90/795,361.08 = 130,892.13/x
  3. Step 3: Cross multiply
    530,247.90x = 795,361.08 × 130,892.13
  4. Step 4: Simplify right side
    530,247.90x = 104,106,503,397.93
  5. Step 5: Solve for x
    x = 104,106,503,397.93/530,247.90
  6. Step 6: Final answer
    x = 196,335.53

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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.