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Finding the Fourth Proportional to 233,404.70, 349,329.45 and 205,411.10

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Solution

The fourth proportional to 233,404.70, 349,329.45 and 205,411.10 is: 307,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,404.70 : 349,329.45 = 205,411.10 : x
  2. Step 2: Convert to fraction form
    233,404.70/349,329.45 = 205,411.10/x
  3. Step 3: Cross multiply
    233,404.70x = 349,329.45 × 205,411.10
  4. Step 4: Simplify right side
    233,404.70x = 71,756,146,586.90
  5. Step 5: Solve for x
    x = 71,756,146,586.90/233,404.70
  6. Step 6: Final answer
    x = 307,432.31

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1.5x scale

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.