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Finding the Fourth Proportional to 350,317.74, 483,439.95 and 197,357.76

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Solution

The fourth proportional to 350,317.74, 483,439.95 and 197,357.76 is: 272,354.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,317.74 : 483,439.95 = 197,357.76 : x
  2. Step 2: Convert to fraction form
    350,317.74/483,439.95 = 197,357.76/x
  3. Step 3: Cross multiply
    350,317.74x = 483,439.95 × 197,357.76
  4. Step 4: Simplify right side
    350,317.74x = 95,410,625,626.51
  5. Step 5: Solve for x
    x = 95,410,625,626.51/350,317.74
  6. Step 6: Final answer
    x = 272,354.54

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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.