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Finding the Fourth Proportional to 297,349.65, 410,683.05 and 195,828.89

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Solution

The fourth proportional to 297,349.65, 410,683.05 and 195,828.89 is: 270,468.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,349.65 : 410,683.05 = 195,828.89 : x
  2. Step 2: Convert to fraction form
    297,349.65/410,683.05 = 195,828.89/x
  3. Step 3: Cross multiply
    297,349.65x = 410,683.05 × 195,828.89
  4. Step 4: Simplify right side
    297,349.65x = 80,423,603,769.90
  5. Step 5: Solve for x
    x = 80,423,603,769.90/297,349.65
  6. Step 6: Final answer
    x = 270,468.13

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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.