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Finding the Fourth Proportional to 283,549.70, 425,324.55 and 183,166.40

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Solution

The fourth proportional to 283,549.70, 425,324.55 and 183,166.40 is: 274,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,549.70 : 425,324.55 = 183,166.40 : x
  2. Step 2: Convert to fraction form
    283,549.70/425,324.55 = 183,166.40/x
  3. Step 3: Cross multiply
    283,549.70x = 425,324.55 × 183,166.40
  4. Step 4: Simplify right side
    283,549.70x = 77,905,166,655.12
  5. Step 5: Solve for x
    x = 77,905,166,655.12/283,549.70
  6. Step 6: Final answer
    x = 274,749.60

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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.