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Finding the Fourth Proportional to 578,829.60, 868,201.20 and 241,783.20

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Solution

The fourth proportional to 578,829.60, 868,201.20 and 241,783.20 is: 362,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,829.60 : 868,201.20 = 241,783.20 : x
  2. Step 2: Convert to fraction form
    578,829.60/868,201.20 = 241,783.20/x
  3. Step 3: Cross multiply
    578,829.60x = 868,201.20 × 241,783.20
  4. Step 4: Simplify right side
    578,829.60x = 209,916,464,379.84
  5. Step 5: Solve for x
    x = 209,916,464,379.84/578,829.60
  6. Step 6: Final answer
    x = 362,656.75

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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.