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Finding the Fourth Proportional to 288,048.60, 432,072.90 and 241,392.60

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Solution

The fourth proportional to 288,048.60, 432,072.90 and 241,392.60 is: 362,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,048.60 : 432,072.90 = 241,392.60 : x
  2. Step 2: Convert to fraction form
    288,048.60/432,072.90 = 241,392.60/x
  3. Step 3: Cross multiply
    288,048.60x = 432,072.90 × 241,392.60
  4. Step 4: Simplify right side
    288,048.60x = 104,299,200,720.54
  5. Step 5: Solve for x
    x = 104,299,200,720.54/288,048.60
  6. Step 6: Final answer
    x = 362,088.90

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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.