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Finding the Fourth Proportional to 601,081.14, 829,491.98 and 346,448.73

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Solution

The fourth proportional to 601,081.14, 829,491.98 and 346,448.73 is: 478,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,081.14 : 829,491.98 = 346,448.73 : x
  2. Step 2: Convert to fraction form
    601,081.14/829,491.98 = 346,448.73/x
  3. Step 3: Cross multiply
    601,081.14x = 829,491.98 × 346,448.73
  4. Step 4: Simplify right side
    601,081.14x = 287,376,441,283.94
  5. Step 5: Solve for x
    x = 287,376,441,283.94/601,081.14
  6. Step 6: Final answer
    x = 478,099.25

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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.