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Finding the Fourth Proportional to 403,636.37, 604,281.67 and 234,641.41

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Solution

The fourth proportional to 403,636.37, 604,281.67 and 234,641.41 is: 351,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,636.37 : 604,281.67 = 234,641.41 : x
  2. Step 2: Convert to fraction form
    403,636.37/604,281.67 = 234,641.41/x
  3. Step 3: Cross multiply
    403,636.37x = 604,281.67 × 234,641.41
  4. Step 4: Simplify right side
    403,636.37x = 141,789,500,988.65
  5. Step 5: Solve for x
    x = 141,789,500,988.65/403,636.37
  6. Step 6: Final answer
    x = 351,280.29

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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.