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Finding the Fourth Proportional to 467,307.43, 700,976.94 and 130,356.34

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Solution

The fourth proportional to 467,307.43, 700,976.94 and 130,356.34 is: 195,538.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,307.43 : 700,976.94 = 130,356.34 : x
  2. Step 2: Convert to fraction form
    467,307.43/700,976.94 = 130,356.34/x
  3. Step 3: Cross multiply
    467,307.43x = 700,976.94 × 130,356.34
  4. Step 4: Simplify right side
    467,307.43x = 91,376,788,322.80
  5. Step 5: Solve for x
    x = 91,376,788,322.80/467,307.43
  6. Step 6: Final answer
    x = 195,538.92

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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.