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Finding the Fourth Proportional to 333,247.78, 459,403.50 and 237,588.40

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Solution

The fourth proportional to 333,247.78, 459,403.50 and 237,588.40 is: 327,530.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,247.78 : 459,403.50 = 237,588.40 : x
  2. Step 2: Convert to fraction form
    333,247.78/459,403.50 = 237,588.40/x
  3. Step 3: Cross multiply
    333,247.78x = 459,403.50 × 237,588.40
  4. Step 4: Simplify right side
    333,247.78x = 109,148,942,519.40
  5. Step 5: Solve for x
    x = 109,148,942,519.40/333,247.78
  6. Step 6: Final answer
    x = 327,530.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.