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Finding the Fourth Proportional to 241,877.61, 333,762.55 and 143,745.57

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Solution

The fourth proportional to 241,877.61, 333,762.55 and 143,745.57 is: 198,351.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,877.61 : 333,762.55 = 143,745.57 : x
  2. Step 2: Convert to fraction form
    241,877.61/333,762.55 = 143,745.57/x
  3. Step 3: Cross multiply
    241,877.61x = 333,762.55 × 143,745.57
  4. Step 4: Simplify right side
    241,877.61x = 47,976,887,635.04
  5. Step 5: Solve for x
    x = 47,976,887,635.04/241,877.61
  6. Step 6: Final answer
    x = 198,351.92

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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.