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Finding the Fourth Proportional to 202,501.48, 279,467.36 and 116,486.80

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Solution

The fourth proportional to 202,501.48, 279,467.36 and 116,486.80 is: 160,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,501.48 : 279,467.36 = 116,486.80 : x
  2. Step 2: Convert to fraction form
    202,501.48/279,467.36 = 116,486.80/x
  3. Step 3: Cross multiply
    202,501.48x = 279,467.36 × 116,486.80
  4. Step 4: Simplify right side
    202,501.48x = 32,554,258,470.85
  5. Step 5: Solve for x
    x = 32,554,258,470.85/202,501.48
  6. Step 6: Final answer
    x = 160,760.60

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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.