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Finding the Fourth Proportional to 346,349.58, 519,065.10 and 177,863.10

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Solution

The fourth proportional to 346,349.58, 519,065.10 and 177,863.10 is: 266,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,349.58 : 519,065.10 = 177,863.10 : x
  2. Step 2: Convert to fraction form
    346,349.58/519,065.10 = 177,863.10/x
  3. Step 3: Cross multiply
    346,349.58x = 519,065.10 × 177,863.10
  4. Step 4: Simplify right side
    346,349.58x = 92,322,527,787.81
  5. Step 5: Solve for x
    x = 92,322,527,787.81/346,349.58
  6. Step 6: Final answer
    x = 266,558.80

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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.