Home / 347,477.03-479,528.32-194,514.32

Finding the Fourth Proportional to 347,477.03, 479,528.32 and 194,514.32

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Solution

The fourth proportional to 347,477.03, 479,528.32 and 194,514.32 is: 268,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,477.03 : 479,528.32 = 194,514.32 : x
  2. Step 2: Convert to fraction form
    347,477.03/479,528.32 = 194,514.32/x
  3. Step 3: Cross multiply
    347,477.03x = 479,528.32 × 194,514.32
  4. Step 4: Simplify right side
    347,477.03x = 93,275,127,247.43
  5. Step 5: Solve for x
    x = 93,275,127,247.43/347,477.03
  6. Step 6: Final answer
    x = 268,435.37

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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.