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Finding the Fourth Proportional to 598,064.19, 896,800.90 and 218,698.94

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Solution

The fourth proportional to 598,064.19, 896,800.90 and 218,698.94 is: 327,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,064.19 : 896,800.90 = 218,698.94 : x
  2. Step 2: Convert to fraction form
    598,064.19/896,800.90 = 218,698.94/x
  3. Step 3: Cross multiply
    598,064.19x = 896,800.90 × 218,698.94
  4. Step 4: Simplify right side
    598,064.19x = 196,129,406,221.05
  5. Step 5: Solve for x
    x = 196,129,406,221.05/598,064.19
  6. Step 6: Final answer
    x = 327,940.39

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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.