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Finding the Fourth Proportional to 296,911.62, 445,332.36 and 83,695.53

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Solution

The fourth proportional to 296,911.62, 445,332.36 and 83,695.53 is: 125,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,911.62 : 445,332.36 = 83,695.53 : x
  2. Step 2: Convert to fraction form
    296,911.62/445,332.36 = 83,695.53/x
  3. Step 3: Cross multiply
    296,911.62x = 445,332.36 × 83,695.53
  4. Step 4: Simplify right side
    296,911.62x = 37,272,327,896.35
  5. Step 5: Solve for x
    x = 37,272,327,896.35/296,911.62
  6. Step 6: Final answer
    x = 125,533.41

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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.