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Finding the Fourth Proportional to 232,772.40, 348,575.40 and 153,457.20

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Solution

The fourth proportional to 232,772.40, 348,575.40 and 153,457.20 is: 229,801.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,772.40 : 348,575.40 = 153,457.20 : x
  2. Step 2: Convert to fraction form
    232,772.40/348,575.40 = 153,457.20/x
  3. Step 3: Cross multiply
    232,772.40x = 348,575.40 × 153,457.20
  4. Step 4: Simplify right side
    232,772.40x = 53,491,404,872.88
  5. Step 5: Solve for x
    x = 53,491,404,872.88/232,772.40
  6. Step 6: Final answer
    x = 229,801.32

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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.