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Finding the Fourth Proportional to 607,683.32, 838,619.88 and 335,768.73

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Solution

The fourth proportional to 607,683.32, 838,619.88 and 335,768.73 is: 463,370.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,683.32 : 838,619.88 = 335,768.73 : x
  2. Step 2: Convert to fraction form
    607,683.32/838,619.88 = 335,768.73/x
  3. Step 3: Cross multiply
    607,683.32x = 838,619.88 × 335,768.73
  4. Step 4: Simplify right side
    607,683.32x = 281,582,330,174.66
  5. Step 5: Solve for x
    x = 281,582,330,174.66/607,683.32
  6. Step 6: Final answer
    x = 463,370.19

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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.