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Finding the Fourth Proportional to 235,514.34, 325,002.63 and 133,549.11

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Solution

The fourth proportional to 235,514.34, 325,002.63 and 133,549.11 is: 184,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,514.34 : 325,002.63 = 133,549.11 : x
  2. Step 2: Convert to fraction form
    235,514.34/325,002.63 = 133,549.11/x
  3. Step 3: Cross multiply
    235,514.34x = 325,002.63 × 133,549.11
  4. Step 4: Simplify right side
    235,514.34x = 43,403,811,984.16
  5. Step 5: Solve for x
    x = 43,403,811,984.16/235,514.34
  6. Step 6: Final answer
    x = 184,293.71

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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.