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Finding the Fourth Proportional to 306,716.02, 460,018.54 and 93,432.89

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Solution

The fourth proportional to 306,716.02, 460,018.54 and 93,432.89 is: 140,132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,716.02 : 460,018.54 = 93,432.89 : x
  2. Step 2: Convert to fraction form
    306,716.02/460,018.54 = 93,432.89/x
  3. Step 3: Cross multiply
    306,716.02x = 460,018.54 × 93,432.89
  4. Step 4: Simplify right side
    306,716.02x = 42,980,862,912.62
  5. Step 5: Solve for x
    x = 42,980,862,912.62/306,716.02
  6. Step 6: Final answer
    x = 140,132.44

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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.