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Finding the Fourth Proportional to 523,565.02, 784,620.93 and 238,559.06

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Solution

The fourth proportional to 523,565.02, 784,620.93 and 238,559.06 is: 357,507.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,565.02 : 784,620.93 = 238,559.06 : x
  2. Step 2: Convert to fraction form
    523,565.02/784,620.93 = 238,559.06/x
  3. Step 3: Cross multiply
    523,565.02x = 784,620.93 × 238,559.06
  4. Step 4: Simplify right side
    523,565.02x = 187,178,427,594.02
  5. Step 5: Solve for x
    x = 187,178,427,594.02/523,565.02
  6. Step 6: Final answer
    x = 357,507.51

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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.