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Finding the Fourth Proportional to 350,546.40, 526,165.20 and 173,253.60

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Solution

The fourth proportional to 350,546.40, 526,165.20 and 173,253.60 is: 260,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,546.40 : 526,165.20 = 173,253.60 : x
  2. Step 2: Convert to fraction form
    350,546.40/526,165.20 = 173,253.60/x
  3. Step 3: Cross multiply
    350,546.40x = 526,165.20 × 173,253.60
  4. Step 4: Simplify right side
    350,546.40x = 91,160,015,094.72
  5. Step 5: Solve for x
    x = 91,160,015,094.72/350,546.40
  6. Step 6: Final answer
    x = 260,051.21

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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.