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Finding the Fourth Proportional to 575,923.60, 863,496.60 and 306,096.40

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Solution

The fourth proportional to 575,923.60, 863,496.60 and 306,096.40 is: 458,937.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,923.60 : 863,496.60 = 306,096.40 : x
  2. Step 2: Convert to fraction form
    575,923.60/863,496.60 = 306,096.40/x
  3. Step 3: Cross multiply
    575,923.60x = 863,496.60 × 306,096.40
  4. Step 4: Simplify right side
    575,923.60x = 264,313,200,672.24
  5. Step 5: Solve for x
    x = 264,313,200,672.24/575,923.60
  6. Step 6: Final answer
    x = 458,937.96

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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.