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Finding the Fourth Proportional to 202,674.03, 279,707.43 and 117,785.63

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Solution

The fourth proportional to 202,674.03, 279,707.43 and 117,785.63 is: 162,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,674.03 : 279,707.43 = 117,785.63 : x
  2. Step 2: Convert to fraction form
    202,674.03/279,707.43 = 117,785.63/x
  3. Step 3: Cross multiply
    202,674.03x = 279,707.43 × 117,785.63
  4. Step 4: Simplify right side
    202,674.03x = 32,945,514,459.69
  5. Step 5: Solve for x
    x = 32,945,514,459.69/202,674.03
  6. Step 6: Final answer
    x = 162,554.20

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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.