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Finding the Fourth Proportional to 214,244.80, 321,365.52 and 64,484.44

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Solution

The fourth proportional to 214,244.80, 321,365.52 and 64,484.44 is: 96,726.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,244.80 : 321,365.52 = 64,484.44 : x
  2. Step 2: Convert to fraction form
    214,244.80/321,365.52 = 64,484.44/x
  3. Step 3: Cross multiply
    214,244.80x = 321,365.52 × 64,484.44
  4. Step 4: Simplify right side
    214,244.80x = 20,723,075,592.51
  5. Step 5: Solve for x
    x = 20,723,075,592.51/214,244.80
  6. Step 6: Final answer
    x = 96,726.15

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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.