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Finding the Fourth Proportional to 608,296.32, 839,440.17 and 336,358.26

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Solution

The fourth proportional to 608,296.32, 839,440.17 and 336,358.26 is: 464,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,296.32 : 839,440.17 = 336,358.26 : x
  2. Step 2: Convert to fraction form
    608,296.32/839,440.17 = 336,358.26/x
  3. Step 3: Cross multiply
    608,296.32x = 839,440.17 × 336,358.26
  4. Step 4: Simplify right side
    608,296.32x = 282,352,634,955.30
  5. Step 5: Solve for x
    x = 282,352,634,955.30/608,296.32
  6. Step 6: Final answer
    x = 464,169.56

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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.