Home / 347,545.14-479,657.07-194,641.44

Finding the Fourth Proportional to 347,545.14, 479,657.07 and 194,641.44

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Solution

The fourth proportional to 347,545.14, 479,657.07 and 194,641.44 is: 268,630.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,545.14 : 479,657.07 = 194,641.44 : x
  2. Step 2: Convert to fraction form
    347,545.14/479,657.07 = 194,641.44/x
  3. Step 3: Cross multiply
    347,545.14x = 479,657.07 × 194,641.44
  4. Step 4: Simplify right side
    347,545.14x = 93,361,142,810.98
  5. Step 5: Solve for x
    x = 93,361,142,810.98/347,545.14
  6. Step 6: Final answer
    x = 268,630.26

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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.