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Finding the Fourth Proportional to 292,232.40, 438,348.60 and 167,470.80

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Solution

The fourth proportional to 292,232.40, 438,348.60 and 167,470.80 is: 251,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,232.40 : 438,348.60 = 167,470.80 : x
  2. Step 2: Convert to fraction form
    292,232.40/438,348.60 = 167,470.80/x
  3. Step 3: Cross multiply
    292,232.40x = 438,348.60 × 167,470.80
  4. Step 4: Simplify right side
    292,232.40x = 73,410,590,720.88
  5. Step 5: Solve for x
    x = 73,410,590,720.88/292,232.40
  6. Step 6: Final answer
    x = 251,206.20

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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.