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Finding the Fourth Proportional to 283,703.24, 425,569.44 and 73,343

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Solution

The fourth proportional to 283,703.24, 425,569.44 and 73,343 is: 110,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,703.24 : 425,569.44 = 73,343 : x
  2. Step 2: Convert to fraction form
    283,703.24/425,569.44 = 73,343/x
  3. Step 3: Cross multiply
    283,703.24x = 425,569.44 × 73,343
  4. Step 4: Simplify right side
    283,703.24x = 31,212,539,437.92
  5. Step 5: Solve for x
    x = 31,212,539,437.92/283,703.24
  6. Step 6: Final answer
    x = 110,018.27

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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.