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Finding the Fourth Proportional to 233,873.70, 350,530.30 and 91,630.20

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Solution

The fourth proportional to 233,873.70, 350,530.30 and 91,630.20 is: 137,335.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,873.70 : 350,530.30 = 91,630.20 : x
  2. Step 2: Convert to fraction form
    233,873.70/350,530.30 = 91,630.20/x
  3. Step 3: Cross multiply
    233,873.70x = 350,530.30 × 91,630.20
  4. Step 4: Simplify right side
    233,873.70x = 32,119,161,495.06
  5. Step 5: Solve for x
    x = 32,119,161,495.06/233,873.70
  6. Step 6: Final answer
    x = 137,335.50

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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.