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Finding the Fourth Proportional to 564,157.60, 846,430.80 and 248,840.80

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Solution

The fourth proportional to 564,157.60, 846,430.80 and 248,840.80 is: 373,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,157.60 : 846,430.80 = 248,840.80 : x
  2. Step 2: Convert to fraction form
    564,157.60/846,430.80 = 248,840.80/x
  3. Step 3: Cross multiply
    564,157.60x = 846,430.80 × 248,840.80
  4. Step 4: Simplify right side
    564,157.60x = 210,626,517,416.64
  5. Step 5: Solve for x
    x = 210,626,517,416.64/564,157.60
  6. Step 6: Final answer
    x = 373,346.95

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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.