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Finding the Fourth Proportional to 493,220.52, 739,386.48 and 177,455.25

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Solution

The fourth proportional to 493,220.52, 739,386.48 and 177,455.25 is: 266,023.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,220.52 : 739,386.48 = 177,455.25 : x
  2. Step 2: Convert to fraction form
    493,220.52/739,386.48 = 177,455.25/x
  3. Step 3: Cross multiply
    493,220.52x = 739,386.48 × 177,455.25
  4. Step 4: Simplify right side
    493,220.52x = 131,208,012,655.02
  5. Step 5: Solve for x
    x = 131,208,012,655.02/493,220.52
  6. Step 6: Final answer
    x = 266,023.02

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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.