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Finding the Fourth Proportional to 323,507.98, 446,434.98 and 180,264.98

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Solution

The fourth proportional to 323,507.98, 446,434.98 and 180,264.98 is: 248,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,507.98 : 446,434.98 = 180,264.98 : x
  2. Step 2: Convert to fraction form
    323,507.98/446,434.98 = 180,264.98/x
  3. Step 3: Cross multiply
    323,507.98x = 446,434.98 × 180,264.98
  4. Step 4: Simplify right side
    323,507.98x = 80,476,592,741.00
  5. Step 5: Solve for x
    x = 80,476,592,741.00/323,507.98
  6. Step 6: Final answer
    x = 248,762.31

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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.