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Finding the Fourth Proportional to 240,130.34, 360,182.46 and 121,798.60

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Solution

The fourth proportional to 240,130.34, 360,182.46 and 121,798.60 is: 182,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,130.34 : 360,182.46 = 121,798.60 : x
  2. Step 2: Convert to fraction form
    240,130.34/360,182.46 = 121,798.60/x
  3. Step 3: Cross multiply
    240,130.34x = 360,182.46 × 121,798.60
  4. Step 4: Simplify right side
    240,130.34x = 43,869,719,372.56
  5. Step 5: Solve for x
    x = 43,869,719,372.56/240,130.34
  6. Step 6: Final answer
    x = 182,691.28

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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.