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Finding the Fourth Proportional to 233,081.60, 349,708.80 and 92,940.80

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Solution

The fourth proportional to 233,081.60, 349,708.80 and 92,940.80 is: 139,445.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,081.60 : 349,708.80 = 92,940.80 : x
  2. Step 2: Convert to fraction form
    233,081.60/349,708.80 = 92,940.80/x
  3. Step 3: Cross multiply
    233,081.60x = 349,708.80 × 92,940.80
  4. Step 4: Simplify right side
    233,081.60x = 32,502,215,639.04
  5. Step 5: Solve for x
    x = 32,502,215,639.04/233,081.60
  6. Step 6: Final answer
    x = 139,445.65

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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.