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Finding the Fourth Proportional to 607,527.80, 911,291.70 and 253,233.80

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Solution

The fourth proportional to 607,527.80, 911,291.70 and 253,233.80 is: 379,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,527.80 : 911,291.70 = 253,233.80 : x
  2. Step 2: Convert to fraction form
    607,527.80/911,291.70 = 253,233.80/x
  3. Step 3: Cross multiply
    607,527.80x = 911,291.70 × 253,233.80
  4. Step 4: Simplify right side
    607,527.80x = 230,769,860,099.46
  5. Step 5: Solve for x
    x = 230,769,860,099.46/607,527.80
  6. Step 6: Final answer
    x = 379,850.70

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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.