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Finding the Fourth Proportional to 323,885.17, 446,962.22 and 180,641.53

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Solution

The fourth proportional to 323,885.17, 446,962.22 and 180,641.53 is: 249,285.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,885.17 : 446,962.22 = 180,641.53 : x
  2. Step 2: Convert to fraction form
    323,885.17/446,962.22 = 180,641.53/x
  3. Step 3: Cross multiply
    323,885.17x = 446,962.22 × 180,641.53
  4. Step 4: Simplify right side
    323,885.17x = 80,739,939,273.00
  5. Step 5: Solve for x
    x = 80,739,939,273.00/323,885.17
  6. Step 6: Final answer
    x = 249,285.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.