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Finding the Fourth Proportional to 607,348.16, 911,033.04 and 186,627.68

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Solution

The fourth proportional to 607,348.16, 911,033.04 and 186,627.68 is: 279,944.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,348.16 : 911,033.04 = 186,627.68 : x
  2. Step 2: Convert to fraction form
    607,348.16/911,033.04 = 186,627.68/x
  3. Step 3: Cross multiply
    607,348.16x = 911,033.04 × 186,627.68
  4. Step 4: Simplify right side
    607,348.16x = 170,023,982,658.55
  5. Step 5: Solve for x
    x = 170,023,982,658.55/607,348.16
  6. Step 6: Final answer
    x = 279,944.84

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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.