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Finding the Fourth Proportional to 440,358.12, 607,696.53 and 246,766.26

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Solution

The fourth proportional to 440,358.12, 607,696.53 and 246,766.26 is: 340,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,358.12 : 607,696.53 = 246,766.26 : x
  2. Step 2: Convert to fraction form
    440,358.12/607,696.53 = 246,766.26/x
  3. Step 3: Cross multiply
    440,358.12x = 607,696.53 × 246,766.26
  4. Step 4: Simplify right side
    440,358.12x = 149,959,001,276.57
  5. Step 5: Solve for x
    x = 149,959,001,276.57/440,358.12
  6. Step 6: Final answer
    x = 340,538.74

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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.