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Finding the Fourth Proportional to 233,971.66, 350,957.22 and 76,199.86

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Solution

The fourth proportional to 233,971.66, 350,957.22 and 76,199.86 is: 114,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,971.66 : 350,957.22 = 76,199.86 : x
  2. Step 2: Convert to fraction form
    233,971.66/350,957.22 = 76,199.86/x
  3. Step 3: Cross multiply
    233,971.66x = 350,957.22 × 76,199.86
  4. Step 4: Simplify right side
    233,971.66x = 26,742,891,029.99
  5. Step 5: Solve for x
    x = 26,742,891,029.99/233,971.66
  6. Step 6: Final answer
    x = 114,299.70

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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.