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Finding the Fourth Proportional to 243,522.40, 365,110.80 and 93,704.80

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Solution

The fourth proportional to 243,522.40, 365,110.80 and 93,704.80 is: 140,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,522.40 : 365,110.80 = 93,704.80 : x
  2. Step 2: Convert to fraction form
    243,522.40/365,110.80 = 93,704.80/x
  3. Step 3: Cross multiply
    243,522.40x = 365,110.80 × 93,704.80
  4. Step 4: Simplify right side
    243,522.40x = 34,212,634,491.84
  5. Step 5: Solve for x
    x = 34,212,634,491.84/243,522.40
  6. Step 6: Final answer
    x = 140,490.71

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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.