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Finding the Fourth Proportional to 607,856.92, 911,785.38 and 233,792.44

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Solution

The fourth proportional to 607,856.92, 911,785.38 and 233,792.44 is: 350,688.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,856.92 : 911,785.38 = 233,792.44 : x
  2. Step 2: Convert to fraction form
    607,856.92/911,785.38 = 233,792.44/x
  3. Step 3: Cross multiply
    607,856.92x = 911,785.38 × 233,792.44
  4. Step 4: Simplify right side
    607,856.92x = 213,168,525,590.34
  5. Step 5: Solve for x
    x = 213,168,525,590.34/607,856.92
  6. Step 6: Final answer
    x = 350,688.66

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.