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Finding the Fourth Proportional to 283,702.48, 425,568.30 and 73,342.24

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Solution

The fourth proportional to 283,702.48, 425,568.30 and 73,342.24 is: 110,017.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,702.48 : 425,568.30 = 73,342.24 : x
  2. Step 2: Convert to fraction form
    283,702.48/425,568.30 = 73,342.24/x
  3. Step 3: Cross multiply
    283,702.48x = 425,568.30 × 73,342.24
  4. Step 4: Simplify right side
    283,702.48x = 31,212,132,394.99
  5. Step 5: Solve for x
    x = 31,212,132,394.99/283,702.48
  6. Step 6: Final answer
    x = 110,017.13

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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.