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Finding the Fourth Proportional to 523,895.65, 785,505.44 and 250,193.71

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Solution

The fourth proportional to 523,895.65, 785,505.44 and 250,193.71 is: 375,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,895.65 : 785,505.44 = 250,193.71 : x
  2. Step 2: Convert to fraction form
    523,895.65/785,505.44 = 250,193.71/x
  3. Step 3: Cross multiply
    523,895.65x = 785,505.44 × 250,193.71
  4. Step 4: Simplify right side
    523,895.65x = 196,528,521,866.15
  5. Step 5: Solve for x
    x = 196,528,521,866.15/523,895.65
  6. Step 6: Final answer
    x = 375,129.14

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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.