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Finding the Fourth Proportional to 589,779.60, 814,169.85 and 444,644.12

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Solution

The fourth proportional to 589,779.60, 814,169.85 and 444,644.12 is: 613,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,779.60 : 814,169.85 = 444,644.12 : x
  2. Step 2: Convert to fraction form
    589,779.60/814,169.85 = 444,644.12/x
  3. Step 3: Cross multiply
    589,779.60x = 814,169.85 × 444,644.12
  4. Step 4: Simplify right side
    589,779.60x = 362,015,832,412.93
  5. Step 5: Solve for x
    x = 362,015,832,412.93/589,779.60
  6. Step 6: Final answer
    x = 613,815.45

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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.